🚀 [Feature][Yunite][Webapp] General Search Hint shall have a Special Text for this Network

[Tirokk]

🚀 Feature

General Search Hint shall have a Special Text for this Network.

@… sucht Nutzer
&… sucht Gruppen
!… sucht Beiträge
#… sucht Hashtags

We could have this text in a different order as well in the main code:

!... sucht Beiträge
@... sucht Nutzer
&... sucht Gruppen
#… sucht Hashtags

Todo

• change it in main code, see above
• change it in Yunite code, see above

[Tirokk]

Done by #6619 and Yunite-Net/stage.yunite.me#3