9d5f15abb0
Suppresses fail from test-docs-mr. from the next commit. Trivial. Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/29009>
Mock headers and types used only for building documentation, to avoid a documentation dependency on generated headers, and to allow documentation of the generated types.