Add Kavita tracker (#7488)

* Added kavita tracker

* Changed api endpoint since tachiyomi has it's own. Moved some processing to backend

* Bugfix. Parsing to int instead of float

* Ignore DOH, update migration and cleanup

* Fix Unexpected JSON token
	modified:   app/src/main/java/eu/kanade/tachiyomi/data/track/TrackManager.kt
	modified:   app/src/main/java/eu/kanade/tachiyomi/data/track/kavita/KavitaApi.kt
	modified:   app/src/main/java/eu/kanade/tachiyomi/data/track/kavita/KavitaModels.kt

* Apply code format suggestions from code review

Co-authored-by: Andreas <andreas.everos@gmail.com>

* Apply simplified code suggestions from code review

Co-authored-by: Andreas <andreas.everos@gmail.com>

* Removed unused dtos

* Use setter instead of function to get apiurl

* Added Interceptor

* Handle not configured/not accesible sources

* Unused import

* Added kavita to new tracking settings screen

* Delete SettingsTrackingController.kt to solve conflict

* Review comments
* Removed break lines from log messages
* Fixed jwt typo

* Merged enhanced services compatibility warning message to be more generic.
* Updated Komga String res to use new formatted one
* Added Kavita String res to use formatted one

* Apply suggestions from code review - hardcoded strings to track name

Co-authored-by: Andreas <andreas.everos@gmail.com>

Co-authored-by: Andreas <andreas.everos@gmail.com>
(cherry picked from commit 92b039fac7)

# Conflicts:
#	app/src/main/java/eu/kanade/tachiyomi/data/track/TrackManager.kt

i18n/src/main/res/values/strings.xml

@@ -446,7 +446,8 @@
     <string name="services">Services</string>
     <string name="tracking_info">One-way sync to update the chapter progress in tracking services. Set up tracking for individual entries from their tracking button.</string>
     <string name="enhanced_services">Enhanced services</string>
-    <string name="enhanced_tracking_info">Services that provide enhanced features for specific sources. Entries are automatically tracked when added to your library.</string>
+    <string name="enhanced_tracking_info">Services that provide enhanced features for specific sources. Manga are automatically tracked when added to your library.</string>
+    <string name="enhanced_tracking_warning">This tracker is only compatible with the %1$s source.</string>
     <string name="action_track">Track</string>
 
       <!-- Browse section -->
@@ -670,10 +671,10 @@
     <string name="tracker_myanimelist" translatable="false">MyAnimeList</string>
     <string name="tracker_kitsu" translatable="false">Kitsu</string>
     <string name="tracker_komga" translatable="false">Komga</string>
-    <string name="tracker_komga_warning">This tracker is only compatible with the Komga source.</string>
     <string name="tracker_bangumi" translatable="false">Bangumi</string>
     <string name="tracker_shikimori" translatable="false">Shikimori</string>
     <string name="tracker_manga_updates" translatable="false">MangaUpdates</string>
+    <string name="tracker_kavita" translatable="false">Kavita</string>
     <string name="manga_tracking_tab">Tracking</string>
     <plurals name="num_trackers">
         <item quantity="one">%d tracker</item>