build(deps): adopt Anki 26.05 beta1

Not to be merged until it becomes stable

https://github.com/ankitects/anki/releases/tag/26.05b1

Author: david-allison

gradle/libs.versions.toml

@@ -64,7 +64,7 @@ androidxWebkit = "1.15.0"
 # https://developer.android.com/jetpack/androidx/releases/work
 androidxWork = "2.11.2"
 # https://github.com/ankidroid/Anki-Android-Backend/
-ankiBackend = '0.1.64-anki25.09.2'
+ankiBackend = '0.1.65-anki26.05b1'
 autoService = "1.1.1"
 autoServiceAnnotations = "1.1.1"
 # https://github.com/skydoves/ColorPickerView/releases

libanki/src/main/java/com/ichi2/anki/libanki/Deck.kt

@@ -135,6 +135,7 @@ fun Order.toDisplayString(translations: Translations) =
         Order.REVERSE_ADDED -> translations.decksLatestAddedFirst()
         Order.RETRIEVABILITY_ASCENDING -> translations.deckConfigSortOrderRetrievabilityAscending()
         Order.RETRIEVABILITY_DESCENDING -> translations.deckConfigSortOrderRetrievabilityDescending()
+        Order.RELATIVE_OVERDUENESS -> translations.decksRelativeOverdueness()
         Order.UNRECOGNIZED -> throw IllegalArgumentException("Can't display an unknown enum value.")
     }