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)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [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] <[email protected]>

Author: dependabot[bot]

.github/workflows/pushToPyPiOnRelease.yml

@@ -11,7 +11,7 @@ jobs:
 
       #Checkout the current branch
       - name: Checkout repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       #Install the given version of Python we will test against
       - name: Install Required Python Version

.github/workflows/ruff.yml

@@ -7,7 +7,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Install Python
         uses: actions/setup-python@v5
         with:

.github/workflows/testEndToEnd.yml

@@ -29,7 +29,7 @@ jobs:
 
       #Checkout the current branch
       - name: Checkout repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       #Install the given version of Python we will test against
       - name: Install Required Python Version

.github/workflows/test_against_escu.yml

@@ -27,11 +27,11 @@ jobs:
     steps:
       # Checkout the current branch of contentctl repo
       - name: Checkout repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       # Checkout the develop (default) branch of security_content
       - name: Checkout repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with: 
           path: security_content
           repository: splunk/security_content