fix: Resolve minimum_fps_target related issues on all platforms (#4967)

src/platform/linux/pipewire.cpp

@@ -858,11 +858,6 @@ namespace pipewire {
       return 0;
     }
 
-    // This capture method is event driven; don't insert duplicate frames
-    bool is_event_driven() override {
-      return true;
-    }
-
   private:
     bool is_buffer_redundant(const egl::img_descriptor_t *img) {
       // Check for corrupted frame