Translate activity.pot in de_DE

100% translated source file: 'activity.pot'
on 'de_DE'.

Author: transifex-integration[bot]

user_manual/locale/de_DE/LC_MESSAGES/activity.pot

@@ -83,7 +83,7 @@ msgstr ""
 
 #: ../../activity.rst:35
 msgid "**All activities** shows everything."
-msgstr "**Alle Aktivitäten** zeigen alles an."
+msgstr "**Alle Aktivitäten** zeigt alles an."
 
 #: ../../activity.rst:36
 msgid "**By you** shows only activities that you triggered yourself."