tests/gem_ccs: Remove block-copy-inplace subtest

In full resolve mode of operation, source and destination have
to use the same tiling format. block-copy-inplace attempts to
decompress and detile in the same step, which is not possible.
Remove the subtest that tries to change the tiling format in-flight.

Signed-off-by: Karolina Stolarek <karolina.stolarek@intel.com>
Reviewed-by: Zbigniew Kempczyński <zbigniew.kempczynski@intel.com>