.github: Bump cachix/install-nix-action from 31.10.5 to 31.10.6

Bumps [cachix/install-nix-action](https://github.com/cachix/install-nix-action) from 31.10.5 to 31.10.6.
- [Release notes](https://github.com/cachix/install-nix-action/releases)
- [Changelog](https://github.com/cachix/install-nix-action/blob/master/RELEASE.md)
- [Commits](ab739621df...8aa03977d8)

---
updated-dependencies:
- dependency-name: cachix/install-nix-action
  dependency-version: 31.10.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/build.yml

@@ -62,7 +62,7 @@ jobs:
           merged-as-untrusted-at: ${{ inputs.mergedSha }}
           target-as-trusted-at: ${{ inputs.targetSha }}
 
-      - uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31.10.5
+      - uses: cachix/install-nix-action@8aa03977d8d733052d78f4e008a241fd1dbf36b3 # v31.10.6
         with:
           # Sandbox is disabled on MacOS by default.
           extra_nix_config: sandbox = true

.github/workflows/check.yml

@@ -147,7 +147,7 @@ jobs:
           merged-as-untrusted-at: ${{ inputs.mergedSha }}
           target-as-trusted-at: ${{ inputs.targetSha }}
 
-      - uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31.10.5
+      - uses: cachix/install-nix-action@8aa03977d8d733052d78f4e008a241fd1dbf36b3 # v31.10.6
 
       - uses: cachix/cachix-action@1eb2ef646ac0255473d23a5907ad7b04ce94065c # v17
         continue-on-error: true

.github/workflows/eval.yml

@@ -136,7 +136,7 @@ jobs:
             core.info(`Found pinned.json commit: ${ciPinBumpCommit}`)
 
       - name: Install Nix
-        uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31.10.5
+        uses: cachix/install-nix-action@8aa03977d8d733052d78f4e008a241fd1dbf36b3 # v31.10.6
 
       - name: Load supported versions
         id: versions
@@ -184,7 +184,7 @@ jobs:
           target-as-trusted-at: ${{ inputs.targetSha }}
 
       - name: Install Nix
-        uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31.10.5
+        uses: cachix/install-nix-action@8aa03977d8d733052d78f4e008a241fd1dbf36b3 # v31.10.6
 
       - uses: cachix/cachix-action@1eb2ef646ac0255473d23a5907ad7b04ce94065c # v17
         continue-on-error: true
@@ -274,7 +274,7 @@ jobs:
           merge-multiple: true
 
       - name: Install Nix
-        uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31.10.5
+        uses: cachix/install-nix-action@8aa03977d8d733052d78f4e008a241fd1dbf36b3 # v31.10.6
 
       - name: Combine all output paths and eval stats
         run: |
@@ -481,7 +481,7 @@ jobs:
           merged-as-untrusted-at: ${{ inputs.mergedSha }}
 
       - name: Install Nix
-        uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31.10.5
+        uses: cachix/install-nix-action@8aa03977d8d733052d78f4e008a241fd1dbf36b3 # v31.10.6
 
       - name: Ensure flake outputs on all systems still evaluate
         run: nix flake check --all-systems --no-build './nixpkgs/untrusted?shallow=1'

.github/workflows/lint.yml

@@ -35,7 +35,7 @@ jobs:
         with:
           merged-as-untrusted-at: ${{ inputs.mergedSha }}
 
-      - uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31.10.5
+      - uses: cachix/install-nix-action@8aa03977d8d733052d78f4e008a241fd1dbf36b3 # v31.10.6
 
       # TODO: Figure out how to best enable caching for the treefmt job. Cachix won't work well,
       # because the cache would be invalidated on every commit - treefmt checks every file.
@@ -70,7 +70,7 @@ jobs:
         with:
           merged-as-untrusted-at: ${{ inputs.mergedSha }}
 
-      - uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31.10.5
+      - uses: cachix/install-nix-action@8aa03977d8d733052d78f4e008a241fd1dbf36b3 # v31.10.6
 
       - uses: cachix/cachix-action@1eb2ef646ac0255473d23a5907ad7b04ce94065c # v17
         continue-on-error: true
@@ -100,7 +100,7 @@ jobs:
           merged-as-untrusted-at: ${{ inputs.mergedSha }}
           target-as-trusted-at: ${{ inputs.targetSha }}
 
-      - uses: cachix/install-nix-action@ab739621df7a23f52766f9ccc97f38da6b7af14f # v31.10.5
+      - uses: cachix/install-nix-action@8aa03977d8d733052d78f4e008a241fd1dbf36b3 # v31.10.6
 
       - uses: cachix/cachix-action@1eb2ef646ac0255473d23a5907ad7b04ce94065c # v17
         continue-on-error: true