fix: avoid PATH override that hides bash on runners

.gitea/workflows/terraform-apply.yml

@@ -133,7 +133,6 @@ jobs:
       - name: Rebuild and bootstrap/reconcile kubeadm cluster
         env:
           NIX_CONFIG: experimental-features = nix-command flakes
-          PATH: $HOME/.nix-profile/bin:/nix/var/nix/profiles/default/bin:${{ env.PATH }}
         run: |
           if [ -f "$HOME/.nix-profile/etc/profile.d/nix.sh" ]; then
             . "$HOME/.nix-profile/etc/profile.d/nix.sh"
@@ -141,6 +140,6 @@ jobs:
             . /root/.nix-profile/etc/profile.d/nix.sh
           fi
 
-          export PATH="$HOME/.nix-profile/bin:/root/.nix-profile/bin:/nix/var/nix/profiles/default/bin:$PATH"
+          export PATH="$HOME/.nix-profile/bin:/root/.nix-profile/bin:/nix/var/nix/profiles/default/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:$PATH"
 
           ./nixos/kubeadm/scripts/rebuild-and-bootstrap.sh