fix(workflows): Fix wording

.forgejo/workflows/eval.yaml

@@ -17,10 +17,7 @@ jobs:
         with:
           nix_path: nixpkgs=channel:nixos-unstable
 
-      - name: Update dependencies and open PR if necessary
+      - name: Build the nodes
         run: |
           # Enter the shell
-          nix-shell
-
-          # Build the configurations
-          colmena build
+          nix-shell --run 'colmena build'