Fix 1.14.4 forge and fabric jars having the same name (fixes #149)

This caused one of them to be deployed at random, e.g. forge for 2.3.0-b1,
obviously resulting in an unusable build.

versions/common.gradle

@@ -112,7 +112,7 @@ if (mcVersion >= 11400) {
     }
 }
 
-version = mcVersionStr + '-' + rootProject.version
+version = project.name + '-' + rootProject.version
 group= "com.replaymod"
 archivesBaseName = "replaymod"