fix(ci): reenable om ci run vs nixci -- build

Signed-off-by: Cameron Smith <cameron.ray.smith@gmail.com>

Author: cameronraysmith

.github/workflows/ci.yaml

@@ -162,7 +162,7 @@ jobs:
         run: om show .
       - name: Run flake CI
         run: |
-          nix run github:srid/nixci -- build
+          om ci run
 
   test-omnix-template:
     needs: [set-variables]