Patch the cached Nix install

Author: ibbem

.github/workflows/maven.yml

@@ -18,7 +18,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Install Nix with cached packages
-      uses: rikhuijzer/cache-install@v1.1.4
+      uses: ibbem/cache-install@a47c89d4fbfdf64902ff75991fb1d37de96917f7
       with:
         key: nix-${{ hashFiles('.github/workflows/maven.yml', 'default.nix', 'nix/**', 'pom.xml', 'local-maven-repo') }}
         nix_file: nix/github-workflow-dependencies.nix