build(deps-dev): bump rspec-core from 3.12.2 to 3.12.3 in /Library/Homebrew #25358

Job	Run time
syntax	44s
vendored gems	50s
cask audit	2m 17s
formula audit	2m 31s
tap syntax	2m 33s
docker	2m 45s
test default formula (Ubuntu 22.04)	2m 31s
tests (online)	2m 37s
update-test (Ubuntu 22.04)	1m 6s
tests (generic OS)	2m 33s
update-test (macOS 13)	54s
tests (Ubuntu 22.04)	2m 32s
tests (Ubuntu 20.04)	2m 30s
tests (macOS 13 x86_64)	2m 44s
test default formula (Ubuntu 20.04)	2m 32s
tests (macOS 14 arm64)	2m 42s
test default formula (macOS 13 x86_64)	2m 32s
test default formula (macOS 14 arm64)	1m 17s
	38m 10s

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