[android] Remove legacy architecture configs from perf runner.
[android] Remove legacy architecture configs from perf runner.

The android_* configs were never real v8 target
architectures, only make targets. This doesn't make sense
with ninja anymore.

BUG=chromium:502176
LOG=n
NOTRY=true

Review URL: https://codereview.chromium.org/1220743002

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#29349}

UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh