typescript upgrade

Author: daimor

package-lock.json

@@ -1127,7 +1127,7 @@
     "prettier": "^2.0.5",
     "tape": "^5.0.1",
     "ts-loader": "^7.0.5",
-    "typescript": "^3.9.5",
+    "typescript": "^4.4.3",
     "vsce": "^1.93.0",
     "vscode-debugadapter-testsupport": "^1.41.0",
     "vscode-dts": "^0.3.1",