[bazel] Disable hybrid mode #4285

Job	Run time
Lint (quick)	3m 11s
Build documentation	5m 17s
Airgapped build	8m 10s
CW305's Bitstream	5m 37s
Run OTBN smoke Test	2m 45s
Run OTBN crypto tests	22m 39s
Lint (slow)	4m 37s
Verible lint	1m 3s
Verilated Earl Grey	1h 17m 26s
Verilated English Breakfast	51s
Build Docker Containers	2m 39s
Build and test software	20m 43s
Earl Grey for CW310 / Build bitstream	1h 8m 20s
Earl Grey for CW310 Hyperdebug / Build bitstream	1h 4m 53s
Earl Grey for CW340 / Build bitstream	1h 40m 26s
CW310 Manufacturing Tests / FPGA test	32m 57s
CW310 SiVal Tests / FPGA test	28m 35s
CW310 SiVal ROM_EXT Tests / FPGA test	42m 9s
CW310 ROM_EXT Tests / FPGA test	8m 51s
CW310 Test ROM Tests / FPGA test	4m 32s
CW310 ROM Tests / FPGA test	42m 3s
Cache bitstreams to GCP	0s
CW340 ROM Tests / FPGA test	51s
CW340 ROM_EXT Tests / FPGA test	6m 14s
CW340 Manufacturing Tests / FPGA test	38m 20s
CW340 SiVal ROM_EXT Tests / FPGA test	4m 28s
CW340 SiVal Tests / FPGA test	18m 46s
CW340 Test ROM Tests / FPGA test	3m 6s
Verify FPGA jobs	24s
	10h 19m 53s

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