ci: Fix cachix secrets (#32259)

.github/workflows/ci.yml

@@ -801,6 +801,7 @@ jobs:
     name: Build with Nix
     uses: ./.github/workflows/nix.yml
     if: github.repository_owner == 'zed-industries' && contains(github.event.pull_request.labels.*.name, 'run-nix')
+    secrets: inherit
     with:
       flake-output: debug
       # excludes the final package to only cache dependencies

.github/workflows/release_nightly.yml

@@ -214,6 +214,7 @@ jobs:
   bundle-nix:
     name: Build and cache Nix package
     needs: tests
+    secrets: inherit
     uses: ./.github/workflows/nix.yml
 
   update-nightly-tag: