ui: Fix spelling in comment (ressource -> resource)

The function is called interface_release_resource.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>

ui/spice-display.c

diff --git a/ui/spice-display.c b/ui/spice-display.c
index 99bc665..11f55c4 100644
--- a/ui/spice-display.c
+++ b/ui/spice-display.c
@@ -243,7 +243,7 @@
 }
 
 /*
- * Called from spice server thread context (via interface_release_ressource)
+ * Called from spice server thread context (via interface_release_resource)
  * We do *not* hold the global qemu mutex here, so extra care is needed
  * when calling qemu functions.  QEMU interfaces used:
  *    - g_free (underlying glibc free is re-entrant).