feat(regexp/unstable): add `replaceAllAsync` #18502

Job	Run time
wasm (crypto/_wasm)	5s
test (v1.x, ubuntu-latest)	2m 14s
test (v2.x, ubuntu-latest)	4m 39s
test-node (24.2.0, ubuntu-latest)	15s
test (v1.x, macOS-latest)	1m 46s
lint (windows-latest)	38s
test-bun (latest, ubuntu-latest)	10s
test (v1.x, windows-latest)	2m 48s
test (canary, macOS-latest)	6m 18s
test (canary, ubuntu-latest)	4m 47s
test (canary, windows-latest)	7m 16s
lint (ubuntu-latest)	13s
test (v2.x, macOS-latest)	5m 19s
test (v2.x, windows-latest)	6m 19s
	42m 47s

Provide feedback