Merge branch 'master' of github.com:git/git
* 'master' of github.com:git/git:
A few more topics after 2.41-rc1
Git 2.41-rc1
t/lib-httpd: make CGIPassAuth support conditional
t9001: mark the script as no longer leak checker clean
send-email: clear the $message_id after validation
upload-pack: advertise capabilities when cloning empty repos
A bit more before -rc1
imap-send: include strbuf.h
run-command.c: fix missing include under `NO_PTHREADS`
test: do not negate test_path_is_* to assert absense
t2021: do not negate test_path_is_dir
tests: do not negate test_path_exists
doc/git-config: add unit for http.lowSpeedLimit
rebase -r: fix the total number shown in the progress
rebase --update-refs: fix loops
attr: teach "--attr-source=<tree>" global option to "git"