config:add vscode in gitignore (pingcap#12975)

xiekeyi98 · ngaut · commit 55a78784df21 · 2019-10-31T17:11:27.000+08:00
diff --git a/.gitignore b/.gitignore
@@ -16,3 +16,4 @@ tools/bin/
 vendor
 /_tools/
 .DS_Store
+.vscode
