Enable FP16 complex dotp when FP8 is off #1325

Job	Run time
check-opcodes	4s
riscv-isa-sim	9s
tc-gcc	1m 32s
tc-llvm	3m 31s
verilator	11s
verilator-model (minpool)	3m 30s
verilator-model (mempool)	9m 33s
build-apps-omp (minpool)	31s
build-apps-gcc (minpool)	58s
build-apps-omp (mempool)	38s
check-bootrom	15s
build-apps-gcc (mempool)	57s
tc-halide	16s
build-apps-llvm (minpool)	1m 22s
build-apps-llvm (mempool)	1m 32s
build-apps-halide (minpool)	1m 17s
build-apps-halide (mempool)	59s
unit-test	2m 8s
run-apps-gcc (minpool)	28s
run-apps-halide (minpool)	32s
run-apps-llvm (minpool)	25s
run-apps-gcc (mempool)	2m 21s
run-apps-llvm (mempool)	2m 19s
run-apps-halide (mempool)	2m 26s
clean-up	4s
clean-up-compile-runs (minpool)	4s
clean-up-compile-runs (mempool)	2s
	38m 4s

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