apps.ini: NXThemesInstaller clears theme systemdata on firmware updates

Remove /themes/systemData/ after install so stale cached data from prior
firmware does not linger. Fix API JSON cleanup path to match download.

Made-with: Cursor

include/apps/apps.ini

@@ -160,7 +160,8 @@ download https://api.github.com/repos/exelix11/SwitchThemeInjector/releases?per_
 json_file /config/ultrahand/downloads/switchthemeinjector-api.json
 download {json_file(0,assets,0,browser_download_url)} /config/ultrahand/downloads/switchthemeinjector.nro
 mv /config/ultrahand/downloads/switchthemeinjector.nro /switch/NXThemesInstaller/NXThemesInstaller.nro
-delete /config/ultrahand/downloads/NXThemesInstaller-api.json
+delete /themes/systemData/
+delete /config/ultrahand/downloads/switchthemeinjector-api.json
 
 [Sphaira - 1.0.0]
 try: