build(deps): bump actions/checkout from 4 to 6

Bumps [actions/checkout](https://github.com/actions/checkout) from 4 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Commits](actions/checkout@v4...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/test-integrations-agents.yml

@@ -41,7 +41,7 @@ jobs:
     # Use Docker container only for Python 3.6
     container: ${{ matrix.python-version == '3.6' && 'python:3.6' || null }}
     steps:
-      - uses: actions/checkout@v6.0.2
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         if: ${{ matrix.python-version != '3.6' }}
         with:

.github/workflows/test-integrations-ai-workflow.yml

@@ -41,7 +41,7 @@ jobs:
     # Use Docker container only for Python 3.6
     container: ${{ matrix.python-version == '3.6' && 'python:3.6' || null }}
     steps:
-      - uses: actions/checkout@v6.0.2
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         if: ${{ matrix.python-version != '3.6' }}
         with:

.github/workflows/test-integrations-ai.yml

@@ -41,7 +41,7 @@ jobs:
     # Use Docker container only for Python 3.6
     container: ${{ matrix.python-version == '3.6' && 'python:3.6' || null }}
     steps:
-      - uses: actions/checkout@v6.0.2
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         if: ${{ matrix.python-version != '3.6' }}
         with:

.github/workflows/test-integrations-cloud.yml

@@ -45,7 +45,7 @@ jobs:
     # Use Docker container only for Python 3.6
     container: ${{ matrix.python-version == '3.6' && 'python:3.6' || null }}
     steps:
-      - uses: actions/checkout@v6.0.2
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         if: ${{ matrix.python-version != '3.6' }}
         with:

.github/workflows/test-integrations-common.yml

@@ -41,7 +41,7 @@ jobs:
     # Use Docker container only for Python 3.6
     container: ${{ matrix.python-version == '3.6' && 'python:3.6' || null }}
     steps:
-      - uses: actions/checkout@v6.0.2
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         if: ${{ matrix.python-version != '3.6' }}
         with:

.github/workflows/test-integrations-dbs.yml

@@ -59,7 +59,7 @@ jobs:
     # Use Docker container only for Python 3.6
     container: ${{ matrix.python-version == '3.6' && 'python:3.6' || null }}
     steps:
-      - uses: actions/checkout@v6.0.2
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         if: ${{ matrix.python-version != '3.6' }}
         with:

.github/workflows/test-integrations-flags.yml

@@ -41,7 +41,7 @@ jobs:
     # Use Docker container only for Python 3.6
     container: ${{ matrix.python-version == '3.6' && 'python:3.6' || null }}
     steps:
-      - uses: actions/checkout@v6.0.2
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         if: ${{ matrix.python-version != '3.6' }}
         with:

.github/workflows/test-integrations-gevent.yml

@@ -41,7 +41,7 @@ jobs:
     # Use Docker container only for Python 3.6
     container: ${{ matrix.python-version == '3.6' && 'python:3.6' || null }}
     steps:
-      - uses: actions/checkout@v6.0.2
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         if: ${{ matrix.python-version != '3.6' }}
         with:

.github/workflows/test-integrations-graphql.yml

@@ -41,7 +41,7 @@ jobs:
     # Use Docker container only for Python 3.6
     container: ${{ matrix.python-version == '3.6' && 'python:3.6' || null }}
     steps:
-      - uses: actions/checkout@v6.0.2
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         if: ${{ matrix.python-version != '3.6' }}
         with:

.github/workflows/test-integrations-mcp.yml

@@ -41,7 +41,7 @@ jobs:
     # Use Docker container only for Python 3.6
     container: ${{ matrix.python-version == '3.6' && 'python:3.6' || null }}
     steps:
-      - uses: actions/checkout@v6.0.2
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         if: ${{ matrix.python-version != '3.6' }}
         with: