[release-v0.42] extension/package.json: prepare for v0.42.1

For golang/vscode-go#3520

Change-Id: I158e22239d7c857c4117ac04463eef32ed9d30a2
Reviewed-on: https://go-review.googlesource.com/c/vscode-go/+/612040
kokoro-CI: kokoro <noreply+kokoro@google.com>
Commit-Queue: Hyang-Ah Hana Kim <hyangah@gmail.com>
Reviewed-by: Hongxiang Jiang <hxjiang@golang.org>

extension/package-lock.json

diff --git a/extension/package-lock.json b/extension/package-lock.json
index db2c7b8..f219aa6 100644
--- a/extension/package-lock.json
+++ b/extension/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "go",
-  "version": "0.42.0",
+  "version": "0.42.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "go",
-      "version": "0.42.0",
+      "version": "0.42.1",
       "license": "MIT",
       "dependencies": {
         "diff": "4.0.2",

extension/package.json

diff --git a/extension/package.json b/extension/package.json
index eda3e53..966ff82 100644
--- a/extension/package.json
+++ b/extension/package.json
@@ -1,7 +1,7 @@
 {
   "name": "go",
   "displayName": "Go",
-  "version": "0.42.0",
+  "version": "0.42.1",
   "publisher": "golang",
   "description": "Rich Go language support for Visual Studio Code",
   "author": {