Add opcode_size for nop so we don't get errors #4904

Job	Run time
macOS 13 (x86_64)	2h 59m 48s
macOS 14 (arm64)	2h 8m 16s
combine-standalone	11s
publish-standalone	14s
publish-standalone (-x86_64)	14s
publish-standalone (-arm64)	15s
test-standalone (-x86_64, macos-14)	14s
test-standalone (-arm64, macos-latest)	11s
test-standalone (-arm64, macos-14)	15s
test-standalone (macos-latest)	14s
test-standalone (-x86_64, macos-13)	17s
test-standalone (macos-13)	15s
test-standalone (-x86_64, macos-latest)	19s
test-standalone (macos-14)	16s
macos-check-all	2s
	5h 11m 1s

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