update to latest version of typescript

Author: pzinn

package.json

@@ -78,11 +78,11 @@
 		"test": "npm run compile && node ./node_modules/vscode/bin/test"
 	},
 	"devDependencies": {
-		"typescript": "^3.3.1",
-		"vscode-test": "^1.0.0",
+		"@types/mocha": "^2.2.48",
+		"@types/node": "^10.12.21",
 		"@types/vscode": "^1.36.0",
 		"tslint": "^5.12.1",
-		"@types/node": "^10.12.21",
-		"@types/mocha": "^2.2.42"
+		"typescript": "^5.4.0",
+		"vscode-test": "^1.0.0"
 	}
 }

tsconfig.json

@@ -1,10 +1,11 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es6",
+		"target": "es2018",
 		"outDir": "out",
 		"lib": [
-			"es6"
+		    "es2018",
+		    "dom"
 		],
 		"sourceMap": true,
 		"rootDir": "src",