lavapipe: enable alpha to one.

CTS seems fine with this.

Cc: 20.3 <mesa-stable>
Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7499>
(cherry picked from commit a04a146560717014937d9e13ad24eb33cb6f0a44)
diff --git a/.pick_status.json b/.pick_status.json
index 353e55f..aa41ec4 100644
--- a/.pick_status.json
+++ b/.pick_status.json
@@ -967,7 +967,7 @@
         "description": "lavapipe: enable alpha to one.",
         "nominated": true,
         "nomination_type": 0,
-        "resolution": 0,
+        "resolution": 1,
         "master_sha": null,
         "because_sha": null
     },