(PA-5804) Update Checkout GitHub Action

The Checkout GitHub Action v3 uses Node 16, which hit end-of-life on
September 11, 2023.

This commit updates all instances of the Checkout Action from v3 to
v4.

Author: mhashizume

.github/workflows/auto_release.yml

@@ -28,7 +28,7 @@ jobs:
         echo STEP_START=$(date +%s) >> $GITHUB_ENV
     - name: "Checkout Source"
       if: ${{ github.repository_owner == 'puppetlabs' }}
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         fetch-depth: 0
         persist-credentials: false

.github/workflows/release.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: ${{ github.ref }}
           clean: true
@@ -33,7 +33,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: ${{ github.ref }}
           clean: true

.github/workflows/static_code_analysis.yaml

@@ -18,7 +18,7 @@ jobs:
     runs-on: 'ubuntu-20.04'
     steps:
       - name: Checkout current PR code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0