Add Gemma4 EAGLE-3 hidden-state taps #7573

Job	Run time
test-xnnpack / test-backend-linux (xnnpack, operators) / linux-job	15m 18s
test-xnnpack / test-backend-linux (xnnpack, models) / linux-job	20m 50s
test-xnnpack / test-backend-macos	0s
test-xnnpack / package-golden-artifacts	3m 50s
	39m 58s

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