Escaping double quotes inside the JSON quoted string am: a77fc883cb am: 360837fe43 am: b25bbf6865 am: 31b1f8c3bb am: 4f6697b4f7

Original change: https://android-review.googlesource.com/c/platform/external/google-fonts/rubik/+/2151738

Change-Id: Icf9a7cf47922c5543b7c948f373a71958fe9ad95
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>