Removed errors.

Author: MickMake

commands/self-update

@@ -23,7 +23,7 @@ then
 	cd ${BASEDIR}
 	sudo git clean -q -d  -fx ""
 	sudo git reset -q --hard $VERSION
-	sudo git pull
+	sudo git pull 2>/dev/null
 	sudo git checkout -q $VERSION
 else
 	sudo git clone "#{WPLIB_BOX_SCRIPTS_REPO}" "${WPLIB_BOX_CLI_DIR}"