feat(codegen): optimize throw-only fallback receiver #3532

Job	Run time
forward-compat (23, macos-latest)	27s
forward-compat (23, ubuntu-latest)	29s
backwards-compat (18, ubuntu-latest)	7m 59s
forward-compat (23, windows-latest)	1m 19s
test (22, macos-latest)	13m 56s
backwards-compat (18, windows-latest)	10m 50s
backwards-compat (18, macos-latest)	6m 40s
test (22, ubuntu-latest)	14m 25s
test-blueprint (22, windows-latest, bun)	11m 53s
test-blueprint (22, ubuntu-latest, bun)	9m 44s
test-blueprint (22, ubuntu-latest, yarn)	7m 43s
test-blueprint (22, ubuntu-latest, npm)	7m 51s
test-blueprint (22, ubuntu-latest, pnpm)	7m 49s
test-blueprint (22, macos-latest, npm)	6m 17s
test-blueprint (22, macos-latest, bun)	7m 25s
test-blueprint (22, windows-latest, yarn)	11m 35s
test-blueprint (22, windows-latest, pnpm)	13m 28s
test-blueprint (22, windows-latest, npm)	10m 59s
test-windows (22, windows-latest)	18m 59s
test-blueprint (22, macos-latest, yarn)	6m 36s
test-blueprint (22, macos-latest, pnpm)	6m 20s
	3h 2m 44s

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