Bump actions/checkout from 6 to 7

Bumps [actions/checkout](https://github.com/actions/checkout) from 6 to 7.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v6...v7)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/autopush.yml

@@ -10,7 +10,7 @@ jobs:
         if: startsWith(github.repository, 'inducer/')
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v6
+        -   uses: actions/checkout@v7
         -   run: |
                 curl -L -O https://tiker.net/ci-support-v0
                 . ./ci-support-v0

.github/workflows/ci.yml

@@ -16,14 +16,14 @@ jobs:
         name: Typos
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v6
+        -   uses: actions/checkout@v7
         -   uses: crate-ci/typos@master
 
     ruff:
         name: Ruff
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v6
+        -   uses: actions/checkout@v7
         -   uses: actions/setup-python@v6
             with:
                 python-version: '3.x'
@@ -35,7 +35,7 @@ jobs:
     basedpyright:
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v6
+        -   uses: actions/checkout@v7
         -   name: "Main Script"
             run: |
                 EXTRA_INSTALL="pytest types-colorama types-Pygments scipy-stubs"
@@ -51,7 +51,7 @@ jobs:
         name: Pytest Conda Py3 POCL
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v6
+        -   uses: actions/checkout@v7
         -   name: "Main Script"
             run: |
                 EXTRA_INSTALL="scipy"
@@ -64,7 +64,7 @@ jobs:
         name: Pytest Conda Py3 Intel
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v6
+        -   uses: actions/checkout@v7
         -   name: "Main Script"
             run: |
                 curl -L -O https://raw.githubusercontent.com/illinois-scicomp/machine-shop-maintenance/main/install-intel-icd.sh
@@ -86,7 +86,7 @@ jobs:
         name: Examples Conda Py3
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v6
+        -   uses: actions/checkout@v7
         -   name: "Main Script"
             run: |
                 export MPLBACKEND=Agg
@@ -98,7 +98,7 @@ jobs:
         name: Documentation
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v6
+        -   uses: actions/checkout@v7
         -
             uses: actions/setup-python@v6
             with:
@@ -121,7 +121,7 @@ jobs:
         name: Tests for downstream project ${{ matrix.downstream_project }}
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v6
+        -   uses: actions/checkout@v7
         -   name: "Main Script"
             env:
                 DOWNSTREAM_PROJECT: ${{ matrix.downstream_project }}