End render target lifetime on syncpoint increment (#6687)

src/Ryujinx.Graphics.Gpu/Engine/GPFifo/GPFifoClass.cs

@@ -157,6 +157,9 @@ namespace Ryujinx.Graphics.Gpu.Engine.GPFifo
             }
             else if (operation == SyncpointbOperation.Incr)
             {
+                // "Unbind" render targets since a syncpoint increment might indicate future CPU access for the textures.
+                _parent.TextureManager.RefreshModifiedTextures();
+
                 _context.CreateHostSyncIfNeeded(HostSyncFlags.StrictSyncpoint);
                 _context.Synchronization.IncrementSyncpoint(syncpointId);
             }