Update CHANGELOG.md #2102

Job	Run time
check-control-registers	23s
riscv-isa-sim	7s
check-opcodes	6s
tc-gcc	24s
tc-llvm	49s
verilator	7s
verilator-model (minpool)	11s
verilator-model (mempool)	11s
check-bootrom	54s
build-apps-gcc (minpool)	1m 2s
build-apps-gcc (mempool)	1m 3s
unit-test	2m 2s
tc-halide	12s
build-apps-llvm (minpool)	1m 47s
build-apps-llvm (mempool)	1m 24s
build-apps-halide (minpool)	43s
build-apps-halide (mempool)	1m 13s
run-apps-gcc	0s
run-apps-halide (minpool)	47s
run-apps-halide (mempool)	2m 56s
run-apps-llvm (minpool)	37s
run-apps-llvm (mempool)	2m 41s
clean-up	8s
clean-up-compile-runs (minpool)	5s
clean-up-compile-runs (mempool)	3s
	19m 55s

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