remove chimera build tag #30

Job	Run time
tests @ ubuntu 24.04 for hyperscan 5.4.2 w/ -tags hyperscan_v54	5m 22s
tests @ ubuntu 22.04 for hyperscan 5.2.1 w/ -tags hyperscan_v52	5m 17s
tests @ ubuntu 20.04 for hyperscan 5.1.1 w/	5m 23s
	16m 2s

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