remove grammar extensions

extensions/lua/package.json

@@ -1,25 +0,0 @@
-{
-	"name": "lua",
-	"displayName": "%displayName%",
-	"description": "%description%",
-	"version": "1.0.0",
-	"publisher": "vscode",
-	"license": "MIT",
-	"engines": { "vscode": "*" },
-	"scripts": {
-		"update-grammar": "node ../../build/npm/update-grammar.js textmate/lua.tmbundle Syntaxes/Lua.plist ./syntaxes/lua.tmLanguage.json"
-	},
-	"contributes": {
-		"languages": [{
-			"id": "lua",
-			"extensions": [ ".lua" ],
-			"aliases": [ "Lua", "lua" ],
-			"configuration": "./language-configuration.json"
-		}],
-		"grammars": [{
-			"language": "lua",
-			"scopeName": "source.lua",
-			"path": "./syntaxes/lua.tmLanguage.json"
-		}]
-	}
-}