Merge pull request #1402 from railsbridge/dependabot/github_actions/cachix/install-nix-action-31.8.2

Bump cachix/install-nix-action from 31.7.0 to 31.8.2

Author: michaelglass

.github/workflows/ci.yml

@@ -11,7 +11,7 @@ jobs:
         database: [sqlite, postgres]
     steps:
       - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 #v5.0.0
-      - uses: cachix/install-nix-action@9280e7aca88deada44c930f1e2c78e21c3ae3edd #v31.7.0
+      - uses: cachix/install-nix-action@456688f15bc354bef6d396e4a35f4f89d40bf2b7 #v31.8.2
       - uses: cachix/cachix-action@0fc020193b5a1fa3ac4575aa3a7d3aa6a35435ad # v16
         with:
           name: bridgetroll