Configure release tags to use v prefix (#38)

- Add -DtagNameFormat="v@{project.version}" to maven-release-plugin
- Creates tags like v3.0.2 instead of json-logger-3.0.2
- Follows common semantic versioning tag format

Author: rhoegg

.github/workflows/maven-release.yml

@@ -45,6 +45,6 @@ jobs:
         gpg: true
 
     - name: Run Maven Release
-      run: mvn -Prelease-sign-artifacts -DskipTests -Darguments=-DskipTests release:prepare release:perform -B
+      run: mvn -Prelease-sign-artifacts -DskipTests -Darguments=-DskipTests -DtagNameFormat="v@{project.version}" release:prepare release:perform -B
       env:
         MAVEN_GPG_PASSPHRASE: ${{ secrets.GPG_PASSPHRASE }}