Lint

Make multimethod generic in llm_config #67999

Job	Run time
android-java-format	8s
link-check / lint-urls	13s
Get changed files / get-changed-files	2s
link-check / lint-xrefs	11s
link-check / lint-file-size	10s
lintrunner-mypy	2m 36s
lintrunner	49s
	4m 9s

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