Merge branch 'sb/misc-cleanups'

Assorted minor clean-ups.

* sb/misc-cleanups:
credential-cache, send_request: close fd when done
bundle: don't leak an fd in case of early return
abbrev_sha1_in_line: don't leak memory
notes: don't leak memory in git_config_get_notes_strategy

diff --cc builtin/notes.c
Simple merge

diff --cc wt-status.c
Simple merge