chore: explicitly state we should use java 8 in github prepare release action (#4356)

* chore: explicitly state we should use java 8 in github action

* added java 8 setup to cli release

Author: ldetmer

.github/workflows/jib-cli-release.yml

@@ -18,6 +18,12 @@ jobs:
       - name: Check out code
         uses: actions/checkout@v4
 
+      - name: Set up JDK 8
+        uses: actions/setup-java@v3
+        with:
+          java-version: '8'
+          distribution: 'temurin'
+
       - name: Build project
         run: |
           if [[ ! "${{ github.event.inputs.release_version }}" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then

.github/workflows/prepare-release.yml

@@ -18,7 +18,11 @@ jobs:
     steps:
       - name: Check out code
         uses: actions/checkout@v4
-
+      - name: Set up JDK 8
+        uses: actions/setup-java@v3
+        with:
+          java-version: '8'
+          distribution: 'temurin'
       - name: Check input
         run: |
           echo '* input project: "${{ github.event.inputs.project }}"'