Reword unmetered network restriction for library updates

app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsLibraryController.kt

@@ -144,7 +144,7 @@ class SettingsLibraryController : SettingsController() {
             multiSelectListPreference {
                 key = Keys.libraryUpdateRestriction
                 titleRes = R.string.pref_library_update_restriction
-                entriesRes = arrayOf(R.string.wifi, R.string.charging)
+                entriesRes = arrayOf(R.string.network_unmetered, R.string.charging)
                 entryValues = arrayOf("wifi", "ac")
                 summaryRes = R.string.pref_library_update_restriction_summary
                 defaultValue = setOf("wifi")

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

@@ -201,7 +201,7 @@
     <string name="pref_library_update_prioritization">Library update order</string>
     <string name="pref_library_update_restriction">Library update restrictions</string>
     <string name="pref_library_update_restriction_summary">Update only when the conditions are met</string>
-    <string name="wifi">Wi-Fi</string>
+    <string name="network_unmetered">Unmetered network</string>
     <string name="charging">Charging</string>
     <string name="pref_update_only_non_completed">Only update ongoing manga</string>
     <string name="pref_library_update_refresh_metadata">Automatically refresh metadata</string>