Move language localization for Polski from experimental to general availability

apps/api/src/assets/sitemap.xml

@@ -504,12 +504,10 @@
     <loc>https://ghostfol.io/pl/o-ghostfolio</loc>
     <lastmod>${currentDate}T00:00:00+00:00</lastmod>
   </url>
-  <!--
   <url>
     <loc>https://ghostfol.io/pl/open</loc>
     <lastmod>${currentDate}T00:00:00+00:00</lastmod>
   </url>
-  -->
   <url>
     <loc>https://ghostfol.io/pl/rynki</loc>
     <lastmod>${currentDate}T00:00:00+00:00</lastmod>

apps/client/src/app/components/user-account-settings/user-account-settings.html

@@ -100,12 +100,10 @@
                     >Nederlands (<ng-container i18n>Community</ng-container
                     >)</mat-option
                   >
-                  @if (user?.settings?.isExperimentalFeatures) {
                   <mat-option value="pl"
                     >Polski (<ng-container i18n>Community</ng-container
                     >)</mat-option
                   >
-                  }
                   <mat-option value="pt"
                     >Português (<ng-container i18n>Community</ng-container
                     >)</mat-option

apps/client/src/app/pages/features/features-page.html

@@ -244,9 +244,8 @@
                   Use Ghostfolio in multiple languages: English,
                   <!-- Català, -->
                   <!-- Chinese, -->
-                  Dutch, French, German, Italian,
-                  <!-- Polish, -->
-                  Portuguese, Spanish and Turkish
+                  Dutch, French, German, Italian, Polish, Portuguese, Spanish
+                  and Turkish
                   <!-- and Ukrainian -->
                   are currently supported.
                 </p>