Bump the actions-version group with 2 updates

Bumps the actions-version group with 2 updates: [actions/checkout](https://github.com/actions/checkout) and [conda-incubator/setup-miniconda](https://github.com/conda-incubator/setup-miniconda).


Updates `actions/checkout` from 3 to 4
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3...v4)

Updates `conda-incubator/setup-miniconda` from 2.2.0 to 3.0.3
- [Release notes](https://github.com/conda-incubator/setup-miniconda/releases)
- [Changelog](https://github.com/conda-incubator/setup-miniconda/blob/main/CHANGELOG.md)
- [Commits](conda-incubator/setup-miniconda@v2.2.0...v3.0.3)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions-version
- dependency-name: conda-incubator/setup-miniconda
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions-version
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/test-notebooks.yml

@@ -26,11 +26,11 @@ jobs:
           - python: '3.12'
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         submodules: "recursive"
     - name: Create Python Environment
-      uses: conda-incubator/setup-miniconda@v2.2.0
+      uses: conda-incubator/setup-miniconda@v3.0.3
       with:
         python-version: ${{ matrix.config.python }}
         environment-file: environment.yml

.github/workflows/test-projects.yml

@@ -26,11 +26,11 @@ jobs:
           - python: '3.12'
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         submodules: "recursive"
     - name: Create Python Environment
-      uses: conda-incubator/setup-miniconda@v2.2.0
+      uses: conda-incubator/setup-miniconda@v3.0.3
       with:
         python-version: ${{ matrix.config.python }}
         environment-file: environment.yml