Extended perf tests for warpPerspective to cover channels too

[asmorkalov]

Also removed Android branch in tests. It's not relevant any more.

Extra: opencv/opencv_extra#1204

Pull Request Readiness Checklist

See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request

• I agree to contribute to the project under Apache 2 License.
• To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV
• The PR is proposed to the proper branch
• There is a reference to the original bug report and related work
• There is accuracy test, performance test and test data in opencv_extra repository, if applicable
  Patch to opencv_extra has the same branch name.
• The feature is well documented and sample code can be built with the project CMake

[mshabunin]

Maybe SANITY_CHECK_NOTHING()? We're trying to deprecate accuracy checks in perf tests for some time (https://github.com/opencv/opencv/wiki/HowToWritePerfTests#simple-regression-check).

[asmorkalov]

Let's presume the checks, where we have it. No check for new code.