I do not know what exact target dependency it was and now is updated but I see that the [Testing Update] 2021-12-07 - Mesa 21.3.1, Breath 21.2, Gnome 41.2 - #10 by alven bug reported earlier now is gone (at last!) in the current state of unstable branch.
last updates I got
~/Desktop ❯ tail -n200 /var/log/pacman.log | grep -E 'upgraded'
[2022-02-12T11:19:40+0300] [ALPM] upgraded archlinux-appstream-data (20220107-1 -> 20220211-1)
[2022-02-12T11:19:42+0300] [ALPM] upgraded gtk-update-icon-cache (1:4.6.0-3 -> 1:4.6.1-1)
[2022-02-12T11:20:01+0300] [ALPM] upgraded gtk3 (1:3.24.31-1 -> 1:3.24.31-2)
[2022-02-12T11:20:44+0300] [ALPM] upgraded opus (1.3.1-2 -> 1.3.1-3)
[2022-02-12T11:20:47+0300] [ALPM] upgraded kactivitymanagerd (5.23.5-1.1 -> 5.24.0-1)
[2022-02-12T11:20:47+0300] [ALPM] upgraded lib32-opus (1.3.1-1 -> 1.3.1-2)
[2022-02-12T11:20:50+0300] [ALPM] upgraded libmm-glib (1.18.4-1 -> 1.18.6-1)
[2022-02-12T11:20:51+0300] [ALPM] upgraded libqmi (1.30.2-1 -> 1.30.4-1)
[2022-02-12T11:20:53+0300] [ALPM] upgraded libsigc++ (2.10.7-2 -> 2.10.8-1)
[2022-02-12T11:20:54+0300] [ALPM] upgraded modemmanager (1.18.4-1 -> 1.18.6-1)
[2022-02-12T11:21:01+0300] [ALPM] upgraded squashfs-tools (4.5-1 -> 4.5-2)
[2022-02-13T17:45:26+0300] [ALPM] upgraded glib2 (2.70.3-1 -> 2.70.4-1)
[2022-02-13T17:47:04+0300] [ALPM] upgraded go (2:1.17.6-2 -> 2:1.17.7-1)
[2022-02-13T17:47:14+0300] [ALPM] upgraded gpgme (1.17.0-1 -> 1.17.0-2)
[2022-02-13T17:47:34+0300] [ALPM] upgraded harfbuzz (3.3.2-1 -> 3.4.0-1)
[2022-02-13T17:47:34+0300] [ALPM] upgraded gtk-update-icon-cache (1:4.6.1-1 -> 1:4.6.1-2)
[2022-02-13T17:47:55+0300] [ALPM] upgraded gtk3 (1:3.24.31-2 -> 1:3.24.31-3)
[2022-02-13T17:47:59+0300] [ALPM] upgraded harfbuzz-icu (3.3.2-1 -> 3.4.0-1)
[2022-02-13T17:48:53+0300] [ALPM] upgraded imagemagick (7.1.0.23-1 -> 7.1.0.24-1)
[2022-02-13T17:49:00+0300] [ALPM] upgraded libspectre (0.2.9-2 -> 0.2.10-1)
[2022-02-13T17:49:06+0300] [ALPM] upgraded libwacom (2.0.0-2 -> 2.1.0-1)
[2022-02-13T17:49:20+0300] [ALPM] upgraded lirc (1:0.10.1-10 -> 1:0.10.1-11)
[2022-02-13T17:49:48+0300] [ALPM] upgraded python-setuptools (1:59.1.1-1 -> 1:59.2.0-1)
[2022-02-13T17:49:52+0300] [ALPM] upgraded signon-ui (0.17+20171022-2 -> 0.17+20171022-3)
[2022-02-13T17:49:53+0300] [ALPM] upgraded xdg-dbus-proxy (0.1.2-3 -> 0.1.3-1)
[2022-02-13T17:50:05+0300] [ALPM] upgraded zsh (5.8-1 -> 5.8.1-1)
[2022-02-13T17:55:46+0300] [ALPM] upgraded opensnitch-git (1.5.0.r1.feaf8de-1 -> 1.5.0.r2.dd7cb13-1)
~/Desktop ❯