default: Use ti-android-15 for kmgk
Kmgk needed a fix [1] in order to be able to build with PRODUCT_SHIPPING_API_LEVEL := 35
Update the project's revision so that we get the fix included for ti-android-15.
[1] baylibre/ti/android/aosp/external/kmgk!13 (merged) Signed-off-by: Mattijs Korpershoek mkorpershoek@baylibre.com