Disable pytest for vscode integration.

vscode gets confused about which test provider to use. As such, disable pytests as most of our tests are in unittest.

Change-Id: I42c0b54b2d2b8d081137dbd23a171ff56a6a6964
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/7273065
Commit-Queue: Alex Ovsienko <ovsienko@google.com>
Reviewed-by: Gavin Mak <gavinmak@google.com>

.vscode/settings.json

@@ -1,6 +1,6 @@
 {
     "python.testing.unittestEnabled": true,
-    "python.testing.pytestEnabled": true,
+    "python.testing.pytestEnabled": false,
     "python.testing.unittestArgs": [
         "-s",
         "./tests",