Add android_ndk and catapult to .gitignore
Add android_ndk and catapult to .gitignore

BUG=angleproject:4026

Change-Id: I58ed4dea3c962c6a7c46deb69400b984d8a2ea30
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1918569
Commit-Queue: Jamie Madill <7e492b4f1c8458024932de3ba475cbf015424c30@chromium.org>
Reviewed-by: Jamie Madill <7e492b4f1c8458024932de3ba475cbf015424c30@chromium.org>

ppy/angle,ppy/angle,ppy/angle,ppy/angle