SUMMARY
When editing app launchers through "Edit Applications" menu of Krunner, the changed applications only change in their sub-menus, but not in the "Favorite" section


STEPS TO REPRODUCE
1. Open the "Edit Applications" menu of krunner
2. Create a new entry under any section with any name and command:
  bash -c 'read -p "prompt #1: "'
(set "Run in terminal" under "Advanced")

3. Save (click the "Save" button)
4. Add the newly created entry to Favorites
5. Go again to the "Edit Applications" menu and change the command to
  bash -c 'read -p "prompt #2: "'
6. Save
7. Run the entry from "Favorites"

OBSERVED RESULT
A console window appears saying "prompt #1: "

EXPECTED RESULT
The console window should say "prompt #2: "

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Kubuntu 
(available in About System)
KDE Plasma Version: 5.22.1
KDE Frameworks Version: 5.83.0
Qt Version: 5.15.2

ADDITIONAL INFORMATION
When running the updated entry from its original group entry, it shows the correct prompt (i.e. is updated immediately)