Bump the actions group across 1 directory with 3 updates

Bumps the actions group with 3 updates in the / directory: [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer), [actions/checkout](https://github.com/actions/checkout) and [actions/setup-python](https://github.com/actions/setup-python).


Updates `sigstore/cosign-installer` from 3.5.0 to 3.7.0
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](sigstore/cosign-installer@59acb62...dc72c7d)

Updates `actions/checkout` from 4.1.7 to 4.2.0
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@692973e...d632683)

Updates `actions/setup-python` from 5.1.1 to 5.2.0
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@39cd149...f677139)

---
updated-dependencies:
- dependency-name: sigstore/cosign-installer
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
- dependency-name: actions/setup-python
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/test-action.yml

@@ -9,7 +9,7 @@ jobs:
 
     name: Install chart-testing and test presence in path
     steps:
-    - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+    - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
     - name: Install chart-testing
       uses: ./
     - name: Check install!
@@ -38,7 +38,7 @@ jobs:
 
     name: Install Custom chart-testing and test presence in path
     steps:
-    - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+    - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
     - name: Install chart-testing
       uses: ./
       with:
@@ -71,7 +71,7 @@ jobs:
 
     name: run action to test a helm chart
     steps:
-    - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+    - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
       with:
         fetch-depth: 0
 
@@ -80,7 +80,7 @@ jobs:
       with:
         version: v3.14.4
 
-    - uses: actions/setup-python@39cd14951b08e74b54015e9e001cdefcf80e669f # v5.1.1
+    - uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3 # v5.2.0
       with:
         python-version: '3.x'
         check-latest: true

action.yml

@@ -20,7 +20,7 @@ inputs:
 runs:
   using: composite
   steps:
-    - uses: sigstore/cosign-installer@59acb6260d9c0ba8f4a2f9d9b48431a222b68e20 # v3.5.0
+    - uses: sigstore/cosign-installer@dc72c7d5c4d10cd6bcb8cf6e3fd625a9e5e537da # v3.7.0
     - run: |
         cd $GITHUB_ACTION_PATH \
         && ./ct.sh \