Bump actions/upload-artifact from 3 to 4 (#2754)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 3 to 4.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v3...v4)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/build-ci.yml

@@ -197,14 +197,14 @@ jobs:
 
     - name: Archive C++ test logs
       if: ${{ failure() && !(matrix.enable-mpi == false && matrix.python-version == 3.9) }}
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: cpp-tests-mpi-${{ matrix.enable-mpi }}-log
         path: ${{ github.workspace }}/build/meep-${{ env.MEEP_VERSION }}/_build/sub/tests/test-suite.log
 
     - name: Archive Python test logs
       if: ${{ failure() && !(matrix.enable-mpi == false && matrix.python-version == 3.9) }}
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: py${{ matrix.python-version }}-tests-mpi-${{ matrix.enable-mpi }}-log
         path: ${{ github.workspace }}/build/meep-${{ env.MEEP_VERSION }}/_build/sub/python/test-suite.log

.github/workflows/build-san.yml

@@ -51,7 +51,7 @@ jobs:
     - name: Run sanitizer
       run: make -j$(nproc) check
     - name: Archive test logs
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: failure()
       with:
         name: ${{ matrix.name-suffix }}-log