Android NDK: r10e -> r11

I have tested that skia_lib builds with {gcc,clang} x {arm_v7_neon,arm64} on my Mac.
Bots seem happy.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1780223002

Review URL: https://codereview.chromium.org/1780223002
1 file changed