ab/ambiguous-object-name & ab/only-single-progress-at-once (was: What's cooking in git.git (Feb 2022, #04; Tue, 15))

> * ab/ambiguous-object-name (2022-01-27) 7 commits
>  - object-name: re-use "struct strbuf" in show_ambiguous_object()
>  - object-name: iterate ambiguous objects before showing header
>  - object-name: show date for ambiguous tag objects
>  - object-name: make ambiguous object output translatable
>  - object-name: explicitly handle bad tags in show_ambiguous_object()
>  - object-name: explicitly handle OBJ_BAD in show_ambiguous_object()
>  - object-name tests: add tests for ambiguous object blind spots
>
>  Error output given in response to an ambiguous object name has been
>  improved.
>
>  Will merge to 'next'?
>  source: <cover-v8-0.7-00000000000-20220127T052116Z-avarab@gmail.com>
> [...]
> * ab/only-single-progress-at-once (2022-02-03) 9 commits
>  - pack-bitmap-write.c: don't return without stop_progress()
>  - progress API: unify stop_progress{,_msg}(), fix trace2 bug
>  - progress.c: refactor stop_progress{,_msg}() to use helpers
>  - progress.c: use dereferenced "progress" variable, not "(*p_progress)"
>  - progress.h: format and be consistent with progress.c naming
>  - progress.c tests: test some invalid usage
>  - progress.c tests: make start/stop commands on stdin
>  - progress.c test helper: add missing braces
>  - leak tests: fix a memory leak in "test-progress" helper
>
>  Further tweaks on progress API.
>
>  Will merge to 'next'?
>  source: <cover-v9-0.9-00000000000-20220203T213350Z-avarab@gmail.com>