Bump actions/first-interaction from 1 to 2

Bumps [actions/first-interaction](https://github.com/actions/first-interaction) from 1 to 2.
- [Release notes](https://github.com/actions/first-interaction/releases)
- [Commits](actions/first-interaction@3c71ce7...2d4393e)

---
updated-dependencies:
- dependency-name: actions/first-interaction
  dependency-version: '2'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/welcome-first-time-contributors.yml

@@ -14,7 +14,7 @@ jobs:
   welcome:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/first-interaction@3c71ce730280171fd1cfb57c00c774f8998586f7 # infered from @v1
+      - uses: actions/first-interaction@2d4393e6bc0e2efb2e48fba7e06819c3bf61ffc9 # infered from @v2.0.0
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           issue-message: |