bulid: only return semantic version from Version()

The version field in getinfo is kept the same for backwards
compatibility.

build/version.go

@@ -77,9 +77,6 @@ func Version() string {
 		version = fmt.Sprintf("%s-%s", version, AppPreRelease)
 	}
 
-	// Append commit hash of current build to version.
-	version = fmt.Sprintf("%s commit=%s", version, Commit)
-
 	return version
 }