1.Skip texture/image tests when __HIP_NO_IMAGE_SUPPORT is set to prevent inevitable silent failure
2.Simplify __HIP_NO_IMAGE_SUPPORT macros
Change-Id: I54ef12a239298c534a213edf39c05c2dad06a7f4
[ROCm/hip-tests commit: 0ee0e4ab4a]
Add unit test of sRGB for 1DArray(hipResourceTypeArray) and 1DBuffer(hipResourceTypeLinear).
Note that for 1Dbuffer, AMD devices doesn't support sRGB, thus the test is a negative test.
Change-Id: Ib604cf6f3abd3b90813def1d563c53d42328bace
[ROCm/hip-tests commit: 67c2b50382]