[hmac, sw] Revert hash stop hang workaround #3329

Job	Run time
Lint (quick)	2m 58s
Build documentation	4m 26s
Lint (slow)	12m 8s
Airgapped build	11m 23s
Run OTBN crypto tests	23m 20s
Verible lint	58s
Run OTBN smoke Test	2m 29s
Verilated English Breakfast	7m 35s
Build Docker Containers	2m 46s
CW305's Bitstream	23m 6s
Build and test software	14m 44s
Verilated Earl Grey	1h 26m 4s
Earl Grey for CW310 / Build bitstream	1m 45s
Earl Grey for CW310 Hyperdebug / Build bitstream	1m 50s
Earl Grey for CW340 / Build bitstream	1m 50s
CW310 ROM_EXT Tests / FPGA test	6m 23s
CW310 Test ROM Tests / FPGA test	3m 58s
CW310 ROM Tests / FPGA test	43m 30s
CW310 Manufacturing Tests / FPGA test	27m 41s
CW310 SiVal ROM_EXT Tests / FPGA test	35m 37s
CW310 SiVal Tests / FPGA test	25m 48s
Cache bitstreams to GCP	0s
CW340 ROM_EXT Tests / FPGA test	4m 37s
CW340 Test ROM Tests / FPGA test	4m 45s
CW340 ROM Tests / FPGA test	1m 19s
CW340 Manufacturing Tests / FPGA test	8m 0s
CW340 SiVal Tests / FPGA test	18m 0s
CW340 SiVal ROM_EXT Tests / FPGA test	3m 26s
Verify FPGA jobs	22s
	6h 20m 48s

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