Replace gorilla/mux with Go 1.22 stdlib ServeMux in test server#4955

pietern wants to merge 1 commit intomaindatabricks/cli:mainfrom

go1.22-replace-gorilla-mux-with-stdlib-servemuxdatabricks/cli:go1.22-replace-gorilla-mux-with-stdlib-servemuxCopy head branch name to clipboard