SkQP: replace blacklist with: DoNotExecuteInExperimentalMode and NoScoreInCompatibilityTestMode

Also clean up some things, fix docs, whitelist.

Change-Id: I2818d973978ffe1b8ce0cc9c69f8d91ab4a0ef22
Reviewed-on: https://skia-review.googlesource.com/91805
Reviewed-by: Hal Canary <halcanary@google.com>
Commit-Queue: Hal Canary <halcanary@google.com>
19 files changed