revert to macos-12 for release so to skip pod lint #281

Job	Run time
pre-submit-spm-build-test	11m 40s
pre-submit-spm-build-test	11m 40s
pre-submit-cocoapod-build-test	7m 26s
pre-submit-cocoapod-build-test	18m 56s
pre-submit-spm-build-package (iOS)	11m 34s
pre-submit-spm-build-package (iOS)	11m 34s
pre-submit-spm-build-package (macOS)	13m 45s
pre-submit-spm-build-package (macOS)	13m 45s
pre-submit-spm-build-package (tvOS)	18m 55s
pre-submit-spm-build-package (tvOS)	18m 55s
	2h 18m 10s

Provide feedback