Fix version tag

Author: scandel

build.gradle

@@ -42,7 +42,7 @@ gitVersioning.apply {
         branch('.+') {
             version = '${ref}-SNAPSHOT'
         }
-        tag('v(?<version>.*)') {
+        tag('^v?(?<version>\\d+\\.\\d+\\.\\d+)$') {
             version = '${ref.version}'
         }
     }