Using Poetry

[JonathanWoollett-Light]

Improves dependency management and specifies the valid Python range.

Fixes #305
Closes #306

[JonathanWoollett-Light]

My local test status

PS C:\Users\Jonathan\Documents\tonic> poetry run pytest
====================================================================== test session starts =======================================================================
platform win32 -- Python 3.12.10, pytest-8.4.1, pluggy-1.6.0
rootdir: C:\Users\Jonathan\Documents\tonic
configfile: pyproject.toml
collected 205 items                                                                                                                                               

test\test_audio_augmentations.py .....                                                                                                                      [  2%]
test\test_audio_transforms.py ........                                                                                                                      [  6%]
test\test_aug_caching.py .                                                                                                                                  [  6%]
test\test_caching.py FFFFF                                                                                                                                  [  9%]
test\test_chained_transforms.py ...                                                                                                                         [ 10%] 
test\test_datasets.py FF........FFFFFFFFFF..............                                                                                                    [ 27%]
test\test_dsec.py ............                                                                                                                              [ 33%]
test\test_io.py ...                                                                                                                                         [ 34%]
test\test_representations.py ........................................                                                                                       [ 54%]
test\test_sliced_dataset.py F                                                                                                                               [ 54%]
test\test_slicers.py .....                                                                                                                                  [ 57%] 
test\test_tonic_utils.py .ss                                                                                                                                [ 58%]
test\test_transforms.py .....................................................................................                                               [100%]

skipping the specific details which take up a lot of space

==================================================================== short test summary info ===================================================================== 
FAILED test/test_caching.py::test_memory_caching_pokerdvs - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_caching.py::test_caching_pokerdvs - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_caching.py::test_caching_transforms - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_caching.py::test_caching_reset - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_caching.py::test_caching_from_files - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_datasets.py::ASLDVSTestCaseTest::test_feature_types - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_datasets.py::ASLDVSTestCaseTest::test_num_examples - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_datasets.py::EBSSATestCase::test_feature_types - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_datasets.py::EBSSATestCase::test_num_examples - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_datasets.py::ThreeET_EyetrackingTestCase::test_feature_types - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_datasets.py::ThreeET_EyetrackingTestCase::test_num_examples - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_datasets.py::NCaltech101TestCase::test_feature_types - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_datasets.py::NCaltech101TestCase::test_num_examples - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_datasets.py::NMNISTTestCaseTrain::test_feature_types - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_datasets.py::NMNISTTestCaseTrain::test_num_examples - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_datasets.py::NMNISTTestCaseTest::test_feature_types - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_datasets.py::NMNISTTestCaseTest::test_num_examples - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
FAILED test/test_sliced_dataset.py::test_sliced_dataset - urllib.error.URLError: <urlopen error [Errno 11001] getaddrinfo failed>
===================================================== 18 failed, 185 passed, 2 skipped, 4 warnings in 59.02s =====================================================