Fix snapshot version

Author: Lauriichan

.github/workflows/snapshot.yml

@@ -28,7 +28,7 @@ jobs:
         echo "RELEASE_VERSION=$(mvn help:evaluate -Dexpression=project.version -q -DforceStdout)" >> $GITHUB_ENV
     - name: Update Maven Project version
       run: |
-        mvn versions:set -DnewVersion='${{env.RELEASE_VERSION}}-${{env.GITHUB_SHA}}'
+        mvn versions:set -DnewVersion='${{env.RELEASE_VERSION}}-${{github.sha}}-SNAPSHOT'
         mvn versions:update-child-modules
     - name: Build and publish to GitHub Packages
       run: mvn deploy -s ${{ github.workspace }}/.m2/settings.xml