Reenable some tests for VK RenderEngine

These tests were restricted to SKIA_GL back before we had a SKIA_VK
option. The intent was to avoid testing on GLESRenderEngine, which
preceded SkiaRenderEngine. These tests should be supported on all
SkiaRenderEngines.

Bug: 293371537
Test: atest librenderengine_test
Change-Id: I3444896b5c2d0aa62ff6d1b1a6f16e9897173361