Fix faulty test syntax and rogue trailing 'X'

This test wasn't working at all as intended.

Author: jmurty

transcrypt

@@ -332,7 +332,7 @@ save_helper_scripts() {
 		# Look up name of remote branch/ref from which changes are being merged
 		# TODO There must be a better way of doing this than relying on this reflog
 		#      action environment variable, but I don't know what it is
-		if [[ "$GIT_REFLOG_ACTIONX"="merge "* ]]; then
+		if [[ "$GIT_REFLOG_ACTION" = "merge "* ]]; then
 		  REMOTE_NAME=$(echo $GIT_REFLOG_ACTION | awk '{print $2}')
 		fi
 		if [[ ! "$REMOTE_NAME" ]]; then