docs: add inline link for github_branch_default deprecation note#3313

Cshandesign-png wants to merge 1 commit intointegrations:mainintegrations/terraform-provider-github:mainfrom

Cshandesign-png:codex/docs-default-branch-linkCshandesign-png/terraform-provider-github:codex/docs-default-branch-linkCopy head branch name to clipboard