[CORE][Modules][Plugin] version should be static

plugins/ActivityPub/ActivityPub.php

@@ -103,7 +103,7 @@ class ActivityPub extends Plugin
         'User-Agent' => 'GNUsocialBot ' . GNUSOCIAL_VERSION . ' - ' . GNUSOCIAL_PROJECT_URL,
     ];
 
-    public function version(): string
+    public static function version(): string
     {
         return '3.0.0';
     }

plugins/AudioEncoder/AudioEncoder.php

@@ -43,7 +43,7 @@ use SplFileInfo;
 
 class AudioEncoder extends Plugin
 {
-    public function version(): string
+    public static function version(): string
     {
         return '0.1.0';
     }

plugins/Embed/Embed.php

@@ -73,7 +73,7 @@ use Symfony\Contracts\HttpClient\Exception\TransportExceptionInterface;
  */
 class Embed extends Plugin
 {
-    public function version(): string
+    public static function version(): string
     {
         return '3.0.1';
     }

plugins/FileQuota/FileQuota.php

@@ -44,7 +44,7 @@ use App\Util\Exception\ServerException;
  */
 class FileQuota extends Plugin
 {
-    public function version(): string
+    public static function version(): string
     {
         return '1.0.0';
     }

plugins/ImageEncoder/ImageEncoder.php

@@ -49,7 +49,7 @@ use SplFileInfo;
  */
 class ImageEncoder extends Plugin
 {
-    public function version(): string
+    public static function version(): string
     {
         return '3.0.0';
     }

plugins/OAuth2/OAuth2.php

@@ -59,7 +59,7 @@ class OAuth2 extends Plugin
     public const OAUTH_AUTHORIZE_REL                         = 'http://apinamespace.org/oauth/authorize';
     public static ?AuthorizationServer $authorization_server = null;
 
-    public function version(): string
+    public static function version(): string
     {
         return '3.0.0';
     }

plugins/StoreRemoteMedia/StoreRemoteMedia.php

@@ -57,7 +57,7 @@ use Symfony\Contracts\HttpClient\Exception\TransportExceptionInterface;
  */
 class StoreRemoteMedia extends Plugin
 {
-    public function version(): string
+    public static function version(): string
     {
         return '3.0.0';
     }

plugins/VideoEncoder/VideoEncoder.php

@@ -49,7 +49,7 @@ use SplFileInfo;
 
 class VideoEncoder extends Plugin
 {
-    public function version(): string
+    public static function version(): string
     {
         return '1.0.0';
     }

src/Core/Modules/Plugin.php

@@ -16,7 +16,7 @@ abstract class Plugin extends Module
 {
     public const MODULE_TYPE = 'plugin';
 
-    public function version(): string
+    public static function version(): string
     {
         return GNUSOCIAL_BASE_VERSION;
     }