Update readme

Author: VaghinakDev

README.rst

@@ -109,8 +109,6 @@ The package officially supports Python 3.10+ and was tested under Linux and
 Windows (`Anaconda <https://www.anaconda.com/products/individual#windows>`__
 ) platforms.
 
-For more detailed installation steps and package usage please have a look at the :ref:`quickstart guide <ref_quickstart>`
-
 
 Supported Features
 ------------------

src/superannotate/__init__.py

@@ -3,7 +3,7 @@
 import sys
 
 
-__version__ = "4.5.1b1"
+__version__ = "4.5.1b2"
 
 
 os.environ.update({"sa_version": __version__})