Update erg.tmLanguage.json

Author: mtshiba

package.json

@@ -3,7 +3,7 @@
   "displayName": "vscode-erg",
   "description": "Erg language support for Visual Studio Code",
   "publisher": "erg-lang",
-  "version": "0.1.4",
+  "version": "0.1.5",
   "engines": {
     "vscode": "^1.70.0"
   },