Update peter-evans/create-pull-request to v8 (#12700)

Author: djankows

.github/workflows/prepare-release-master.yml

@@ -50,7 +50,7 @@ jobs:
         echo "SC_VERSION=$SC_VERSION" >> $GITHUB_ENV
         echo "SC_NEXT_VERSION=$SC_NEXT_VERSION" >> $GITHUB_ENV
     - name: Create Prepare Release Pull Request
-      uses: peter-evans/create-pull-request@v4
+      uses: peter-evans/create-pull-request@v8
       if: env.PREPARE_RELEASE_OK == 'yes'
       with:
         token: ${{ steps.generate-token.outputs.token }}

.github/workflows/release-master.yml

@@ -102,7 +102,7 @@ jobs:
       run: |
         . ./CI/post-release.sh
     - name: Create Next Snapshot Pull Request
-      uses: peter-evans/create-pull-request@v4
+      uses: peter-evans/create-pull-request@v8
       if: env.RELEASE_OK == 'yes'
       with:
         token: ${{ steps.generate-token.outputs.token }}