libva-driver-intel: drop patch that was used for vpp

packages/multimedia/libva-driver-intel/patches.upstream/0006-libva-driver-intel-fix-surface_empty.patch

@@ -1,16 +0,0 @@
-diff --git a/src/i965_drv_video.c b/src/i965_drv_video.c
-index 31dafa2..a58eb7b 100755
---- a/src/i965_drv_video.c
-+++ b/src/i965_drv_video.c
-@@ -2358,7 +2358,11 @@ i965_QuerySurfaceStatus(VADriverContextP ctx,
-             *status = VASurfaceReady;
-         }
-     } else {
-+#ifdef HAVE_VA_SURFACE_STATUS_EMPTY
-+        *status = VASurfaceReady | VASurfaceEmpty;
-+#else
-         *status = VASurfaceReady;
-+#endif
-     }
- 
-     return VA_STATUS_SUCCESS;