One of the release notes YAMLs was added with executable bit. YAML isn't
really executable, so this patch unsets it.
TrivialFix
Change-Id: I736f4fa603d3ed3fc878a4369de6e4be7662c8c7
Removed force_delete as we don't use it anymore.
Other aesthetic changes from our doc team.
DocImpact
Change-Id: Ida9f82b0eaab75882d911f32c79f52660cef3265