[release] extension/package.json: set version to 0.41.4

Change-Id: I8ba98d4a4c9ff81335dfda6cf0f9b155c82ff109
Reviewed-on: https://go-review.googlesource.com/c/vscode-go/+/581178
Commit-Queue: Hyang-Ah Hana Kim <[email protected]>
Reviewed-by: Robert Findley <[email protected]>
kokoro-CI: kokoro <[email protected]>
Auto-Submit: Hyang-Ah Hana Kim <[email protected]>

Author: hyangah

extension/package-lock.json

@@ -1,7 +1,7 @@
 {
   "name": "go",
   "displayName": "Go",
-  "version": "0.41.3",
+  "version": "0.41.4",
   "publisher": "golang",
   "description": "Rich Go language support for Visual Studio Code",
   "author": {