Bump actions/checkout from 5 to 6

Bumps [actions/checkout](https://github.com/actions/checkout) from 5 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v5...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/build.yml

@@ -72,7 +72,7 @@ jobs:
         FULL_RUN: ${{ steps.setuppush.outputs.FULL_RUN || steps.setuppr.outputs.FULL_RUN || steps.setupmanual.outputs.FULL_RUN || steps.setupschedule.outputs.FULL_RUN }}
       steps:
         - name: Checkout
-          uses: actions/checkout@v5
+          uses: actions/checkout@v6
           with:
             # for pull_request so we can do HEAD^2
             fetch-depth: 2
@@ -159,7 +159,7 @@ jobs:
 
       steps:
         - name: Checkout
-          uses: actions/checkout@v5
+          uses: actions/checkout@v6
           with:
             submodules: recursive
 
@@ -239,7 +239,7 @@ jobs:
 
       steps:
         - name: Checkout
-          uses: actions/checkout@v5
+          uses: actions/checkout@v6
           with:
             submodules: recursive
             fetch-depth: 0
@@ -358,7 +358,7 @@ jobs:
 
       steps:
         - name: Checkout
-          uses: actions/checkout@v5
+          uses: actions/checkout@v6
           with:
             submodules: recursive
 
@@ -448,7 +448,7 @@ jobs:
 
       steps:
         - name: Checkout
-          uses: actions/checkout@v5
+          uses: actions/checkout@v6
           with:
               submodules: recursive
 
@@ -554,7 +554,7 @@ jobs:
 
       steps:
         - name: Checkout
-          uses: actions/checkout@v5
+          uses: actions/checkout@v6
           with:
             submodules: recursive
 
@@ -635,7 +635,7 @@ jobs:
 
       steps:
         - name: Checkout
-          uses: actions/checkout@v5
+          uses: actions/checkout@v6
           with:
               submodules: recursive
               fetch-depth: 0

.github/workflows/conda.yml

@@ -76,7 +76,7 @@ jobs:
       runs-on: ${{ matrix.os }}
       steps:
         - name: Checkout
-          uses: actions/checkout@v5
+          uses: actions/checkout@v6
 
         - uses: mamba-org/setup-micromamba@v2
           with:

.github/workflows/wiki-lint.yml

@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: recursive
 

.github/workflows/wiki-publish.yml

@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Upload Documentation to Wiki
         uses: Andrew-Chen-Wang/github-wiki-action@v5