version tag is always prefixed with 'v' (#58)

Author: sazzad16

.github/workflows/version-and-release.yml

@@ -16,7 +16,6 @@ jobs:
         run: |
           realversion="${GITHUB_REF/refs\/tags\//}"
           realversion="${realversion//v/}"
-          realversion=`echo ${realversion}|cut -d '-' -f 2-2`
           echo "::set-output name=VERSION::$realversion"
 
       - name: Set up publishing to maven central