Misc fixes: add head dim 96 to forward support list (#158) #574

Job	Run time
generate-build-matrix / generate_ci_matrix	4s
build / build_artifact (3.14, x86, linux.24xlarge.memory, default, gcc, 7.1)	1h 36m 5s
generate-test-matrix	0s
test	0s
	1h 36m 9s

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