ci: bump the actions group with 2 updates

Bumps the actions group with 2 updates: [actions/upload-artifact](https://github.com/actions/upload-artifact) and [actions/download-artifact](https://github.com/actions/download-artifact).


Updates `actions/upload-artifact` from 5 to 6
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v5...v6)

Updates `actions/download-artifact` from 6 to 7
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](https://github.com/actions/download-artifact/compare/v6...v7)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: actions/download-artifact
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
...

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

.github/workflows/build.yml

@@ -278,7 +278,7 @@ jobs:
 
     - name: Upload CLI artifact
       if: "!matrix.no-run"
-      uses: actions/upload-artifact@v5
+      uses: actions/upload-artifact@v6
       with:
         name: tree-sitter.${{ matrix.platform }}
         path: target/${{ matrix.target }}/release/tree-sitter${{ contains(matrix.target, 'windows') && '.exe' || '' }}
@@ -287,7 +287,7 @@ jobs:
 
     - name: Upload Wasm artifacts
       if: matrix.platform == 'linux-x64'
-      uses: actions/upload-artifact@v5
+      uses: actions/upload-artifact@v6
       with:
         name: tree-sitter.wasm
         path: |

.github/workflows/release.yml

@@ -25,7 +25,7 @@ jobs:
         uses: actions/checkout@v6
 
       - name: Download build artifacts
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           path: artifacts