The new linux-armv6 binary now requires glibc>2.16

What's Changed

• Fix Codebuild YAML to point to the correct builder source by @TwistedTwigleg in #631
• Android Related Cleanup by @sbSteveK in #626

ABI break:

• The new linux-armv6 binary now requires glibc>2.16.
• The code needs glibc>2.18 to be built for ARM.

Full Changelog: v0.21.19...v0.22.0