Build(deps): Bump mamba-org/setup-micromamba in the actions group (#1721

)

Bumps the actions group with 1 update: [mamba-org/setup-micromamba](https://github.com/mamba-org/setup-micromamba).


Updates `mamba-org/setup-micromamba` from 2.0.3 to 2.0.4
- [Release notes](https://github.com/mamba-org/setup-micromamba/releases)
- [Commits](mamba-org/setup-micromamba@v2.0.3...v2.0.4)

---
updated-dependencies:
- dependency-name: mamba-org/setup-micromamba
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/build_docs.yml

@@ -20,7 +20,7 @@ jobs:
 
       # Create environment using micromamba
       - name: Install Conda environment with Micromamba
-        uses: mamba-org/[email protected].3
+        uses: mamba-org/[email protected].4
         with:
           environment-file: doc/environment.yml
           micromamba-version: '2.0.0-0'

.github/workflows/ci.yml

@@ -35,7 +35,7 @@ jobs:
 
       # Install dependencies
       - name: Setup Conda Environment
-        uses: mamba-org/[email protected].3
+        uses: mamba-org/[email protected].4
         with:
           environment-file: continuous_integration/environment-ci.yml
           micromamba-version: '2.0.0-0'