build(dependencies): update dependencies for all GitHub Actions workflows

Author: jcouball

.github/workflows/continuous-integration.yml

@@ -34,7 +34,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Initialize Ruby
         uses: ruby/setup-ruby@v1

.github/workflows/enforce_conventional_commits.yml

@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with: { fetch-depth: 0 }
 
       - name: Check Commit Messages

.github/workflows/experimental_ruby_builds.yml

@@ -59,7 +59,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Initialize Ruby
         uses: ruby/setup-ruby@v1

.github/workflows/release.yml

@@ -29,10 +29,10 @@ jobs:
 
     steps:
       - name: Checkout project
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Create release
-        uses: googleapis/release-please-action@v4
+        uses: googleapis/release-please-action@v5
         id: release
         with:
           token: ${{ secrets.AUTO_RELEASE_TOKEN }}