Update cachix/install-nix-action digest to ab73962

Author: renovate[bot]

.github/workflows/ci.yml

@@ -24,7 +24,7 @@ jobs:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
         with:
           persist-credentials: false
-      - uses: cachix/install-nix-action@616559265b40713947b9c190a8ff4b507b5df49b # v31
+      - uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31
       - uses: cachix/cachix-action@1eb2ef646ac0255473d23a5907ad7b04ce94065c # v17
         with:
           name: nixos-infra-dev
@@ -50,7 +50,7 @@ jobs:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
         with:
           persist-credentials: false
-      - uses: cachix/install-nix-action@616559265b40713947b9c190a8ff4b507b5df49b # v31
+      - uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31
       - uses: cachix/cachix-action@1eb2ef646ac0255473d23a5907ad7b04ce94065c # v17
         with:
           name: nixos-infra-dev
@@ -69,7 +69,7 @@ jobs:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
         with:
           persist-credentials: false
-      - uses: cachix/install-nix-action@616559265b40713947b9c190a8ff4b507b5df49b # v31
+      - uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31
       - uses: cachix/cachix-action@1eb2ef646ac0255473d23a5907ad7b04ce94065c # v17
         with:
           name: nixos-infra-dev
@@ -87,7 +87,7 @@ jobs:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
         with:
           persist-credentials: false
-      - uses: cachix/install-nix-action@616559265b40713947b9c190a8ff4b507b5df49b # v31
+      - uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31
       - uses: cachix/cachix-action@1eb2ef646ac0255473d23a5907ad7b04ce94065c # v17
         with:
           name: nixos-infra-dev

.github/workflows/dns-apply.yml

@@ -20,7 +20,7 @@ jobs:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           persist-credentials: false
-      - uses: cachix/install-nix-action@616559265b40713947b9c190a8ff4b507b5df49b # v31
+      - uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31
       - name: dnscontrol push
         env:
           GANDI_TOKEN: "${{ secrets.GANDI_TOKEN }}" # Expires 2026-04-07

.github/workflows/dns-preview.yml

@@ -19,7 +19,7 @@ jobs:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           persist-credentials: false
-      - uses: cachix/install-nix-action@616559265b40713947b9c190a8ff4b507b5df49b # v31
+      - uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31
       - name: dnscontrol preview
         env:
           GANDI_TOKEN: "${{ secrets.GANDI_TOKEN }}" # Expires 2026-04-07

.github/workflows/format-pr.yml

@@ -72,7 +72,7 @@ jobs:
           fetch-depth: 0
 
       - name: Install Nix
-        uses: cachix/install-nix-action@616559265b40713947b9c190a8ff4b507b5df49b # v31
+        uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31
 
       - name: Setup Cachix
         uses: cachix/cachix-action@1eb2ef646ac0255473d23a5907ad7b04ce94065c # v17

.github/workflows/zizmor.yml

@@ -27,7 +27,7 @@ jobs:
           persist-credentials: false
 
       - name: Install nix
-        uses: cachix/install-nix-action@616559265b40713947b9c190a8ff4b507b5df49b # v31
+        uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31
 
       - name: Run zizmor 🌈
         env: