Update actions/checkout digest to 3d3c42e

Author: renovate[bot]

.github/workflows/cd-docs.yml

@@ -19,7 +19,7 @@ jobs:
 
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
         with:
           persist-credentials: false
       - uses: ./.github/actions/setup-nix

.github/workflows/ci-docker.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
         with:
           persist-credentials: false
       - uses: ./.github/actions/configure-git

.github/workflows/ci-nix-template.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ${{ inputs.os }}
 
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
         with:
           persist-credentials: false
       - uses: ./.github/actions/setup-nix
@@ -34,7 +34,7 @@ jobs:
     needs: build
 
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
         with:
           persist-credentials: false
       - uses: ./.github/actions/setup-nix
@@ -49,7 +49,7 @@ jobs:
     needs: build
 
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
         with:
           persist-credentials: false
       - uses: ./.github/actions/configure-git
@@ -64,7 +64,7 @@ jobs:
     needs: build
 
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
         with:
           persist-credentials: false
       - uses: ./.github/actions/configure-git

.github/workflows/ci-pipx.yml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ${{ inputs.os }}
 
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
         with:
           persist-credentials: false
       - uses: ./.github/actions/configure-git

.github/workflows/ci-uv.yml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ${{ inputs.os }}
 
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
         with:
           persist-credentials: false
       - uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7
@@ -40,7 +40,7 @@ jobs:
     runs-on: ${{ inputs.os }}
 
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
         with:
           persist-credentials: false
       - uses: ./.github/actions/configure-git
@@ -62,7 +62,7 @@ jobs:
     runs-on: ${{ inputs.os }}
 
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
         with:
           persist-credentials: false
       - uses: ./.github/actions/configure-git