build(deps): bump actions/upload-artifact from 2 to 3 (#2700)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 2 to 3.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v2...v3)

---
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>

.github/workflows/ci-outpost.yml

@@ -124,7 +124,7 @@ jobs:
           export GOOS=${{ matrix.goos }}
           export GOARCH=${{ matrix.goarch }}
           go build -tags=outpost_static_embed -v -o ./authentik-outpost-${{ matrix.type }}_${{ matrix.goos }}_${{ matrix.goarch }} ./cmd/${{ matrix.type }}
-      - uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v3
         with:
           name: authentik-outpost-${{ matrix.type }}_${{ matrix.goos }}_${{ matrix.goarch }}
           path: ./authentik-outpost-${{ matrix.type }}_${{ matrix.goos }}_${{ matrix.goarch }}