SF: clean up texture filtering logic

* Removes redundant logic for determining whether or not SurfaceFlinger should request texture filtering.
* Fixes an issue where ScreenCaptureOutput was using incorrect values for its layer stack projection space.

Bug: 238348307
Test: atest TextureFilteringTest

Change-Id: I4ece87321ee73d10b86a2c01d53717d337c11926