v3d: Fix leak in resource setup error path

Reported by Coverity: in the case of unsupported modifier request, the
code does not jump to the “fail” label to destroy the acquired resource.

CID: 1435704
Signed-off-by: Ernestas Kulik <ernestas.kulik@gmail.com>
Fixes: 45bb8f2957 ("broadcom: Add V3D 3.3 gallium driver called "vc5", for BCM7268.")
(cherry picked from commit 90458bef54)

src/gallium/drivers/v3d/v3d_resource.c

@@ -780,7 +780,7 @@ v3d_resource_create_with_modifiers(struct pipe_screen *pscreen,
                 rsc->tiled = false;
         } else {
                 fprintf(stderr, "Unsupported modifier requested\n");
-                return NULL;
+                goto fail;
         }
 
         rsc->internal_format = prsc->format;