[TRITONGPU] Allow memory slicing on non-CTA dimensions #11086

Job	Run time
runner-preparation / prepare	5s
pre-commit / pre-commit (code formatting)	51s
integration-tests-amd / integration-tests-amd (amd-gfx942)	7m 46s
integration-tests-amd / integration-tests-amd (self-hosted, gfx90a)	7m 52s
integration-tests-nvidia / integration-tests-nvidia (nvidia-h100)	5m 27s
integration-tests-nvidia / integration-tests-nvidia (nvidia-a100)	5m 43s
integration-tests-nvidia / integration-tests-nvidia (nvidia-gb200)	4m 45s
build-macos / Build MacOS (macos-latest)	4m 29s
integration-tests-amd / integration-tests-amd (amd-gfx950)	4m 3s
	41m 1s

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