merge with main git using merge_canonical_changes.py.

wiki/src/about.ar.po: updating as wiki/src/about.de.po has changed.
wiki/src/about.ca.po: updating as wiki/src/about.de.po has changed.
wiki/src/about.fa.po: updating as wiki/src/about.de.po has changed.
wiki/src/about.id.po: updating as wiki/src/about.de.po has changed.
wiki/src/about.pl.po: updating as wiki/src/about.de.po has changed.
wiki/src/about.sr_Latn.po: updating as wiki/src/about.de.po has changed.
wiki/src/about.tr.po: updating as wiki/src/about.de.po has changed.
wiki/src/about.zh.po: updating as wiki/src/about.de.po has changed.
wiki/src/about.zh_TW.po: updating as wiki/src/about.de.po has changed.