Commits
Jacob Wujciak-Jens authored and GitHub committed ac50918a63f
GH-39624: [R][CI] Add CMake to docker file and update envvars (#39625) ### Rationale for this change CMake is now a sysreq and we don't want to default to using nightly builds in CI ### Are these changes tested? Crossbos * Closes: #39624 Authored-by: Jacob Wujciak-Jens <jacob@wujciak.de> Signed-off-by: Jacob Wujciak-Jens <jacob@wujciak.de>