Localization - Part 2 (#2178)

* Changed language codes in the UI to be a list of all codes we will ever support.

* Converted actionables

* Fixed the GetLocales not using Intersect, but Union.

* Fixed some localization strings in backend when user doesn't exist.

Removed AllowAnonymous from reset-password, since it is a protected API

* Fixed all instances of anonymous APIs where Claim wouldn't work

* Keyed preference options and mixed misc localization issues

* Translations update from Hosted Weblate (#2177)

* Bump versions by dotnet-bump-version.

* Added translation using Weblate (Dutch)

* Bump versions by dotnet-bump-version.

* Translated using Weblate (Dutch)

Currently translated at 20.8% (33 of 158 strings)

Translation: Kavita/backend
Translate-URL: https://hosted.weblate.org/projects/kavita/backend/nl/

* Translated using Weblate (Spanish)

Currently translated at 1.4% (20 of 1371 strings)

Translation: Kavita/ui
Translate-URL: https://hosted.weblate.org/projects/kavita/ui/es/

* Translated using Weblate (Dutch)

Currently translated at 60.1% (95 of 158 strings)

Translation: Kavita/backend
Translate-URL: https://hosted.weblate.org/projects/kavita/backend/nl/

* Translated using Weblate (Dutch)

Currently translated at 60.1% (95 of 158 strings)

Translation: Kavita/backend
Translate-URL: https://hosted.weblate.org/projects/kavita/backend/nl/

* Added translation using Weblate (Dutch)

---------

Co-authored-by: Hans Kalisvaart <hans.kalisvaart@gmail.com>
Co-authored-by: Javier Barbero <javier.agustin.barbero@gmail.com>
Co-authored-by: Stijn <stijn.biemans@gmail.com>

---------

Co-authored-by: Weblate (bot) <hosted@weblate.org>
Co-authored-by: Hans Kalisvaart <hans.kalisvaart@gmail.com>
Co-authored-by: Javier Barbero <javier.agustin.barbero@gmail.com>
Co-authored-by: Stijn <stijn.biemans@gmail.com>

UI/Web/src/app/book-reader/_components/reader-settings/reader-settings.component.html

@@ -158,7 +158,7 @@
                 <ng-container *ngFor="let theme of themes">
                   <button class="btn btn-icon color" (click)="setTheme(theme.name)" [ngClass]="{'active': activeTheme?.name === theme.name}">
                     <div class="dot" [ngStyle]="{'background-color': theme.colorHash}"></div>
-                    {{t('theme.translationKey')}}
+                    {{t(theme.translationKey)}}
                   </button>
                 </ng-container>
               </div>