Update mergify config

Tested on #1471 in Mergify
Config Editor UI.

Author: aherrmann

.mergify.yml

@@ -1,9 +1,10 @@
 pull_request_rules:
   - name: automatic merge
     conditions:
-      - 'status-success~=Build & Test - macOS \(Nixpkgs\).*'
-      - 'status-success~=Build & Test - macOS \(bindist\).*'
-      - "status-success~=buildkite/rules-haskell(|/pr)"
+      - 'status-success~=Build & Test - Nixpkgs \(ubuntu\).*'
+      - 'status-success~=Build & Test - Nixpkgs \(macos\).*'
+      - 'status-success~=Build & Test - bindist \(ubuntu\).*'
+      - 'status-success~=Build & Test - bindist \(macos\).*'
       - "status-success=tweag.rules_haskell"
       - "status-success=deploy/netlify"
       - "#approved-reviews-by>=1"