intel: fix waiting of present fences

For presentation fences, we should wait until the server has submitted the
presentation command to the kernel _and_ the GPU has executed the command.
We failed to wait for the latter until this fix.
diff --git a/icd/intel/fence.h b/icd/intel/fence.h
index 70b4f2a..3ed450b 100644
--- a/icd/intel/fence.h
+++ b/icd/intel/fence.h
@@ -70,6 +70,7 @@
 void intel_fence_set_x11(struct intel_fence *fence,
                          struct intel_wsi_x11 *x11,
                          struct intel_wsi_x11_window *win,
-                         uint32_t serial);
+                         uint32_t serial,
+                         struct intel_bo *seqno_bo);
 
 #endif /* FENCE_H */