Bump testng from 6.9.10 to 7.7.0 in /flink/flink-twitter-collection

Bumps [testng](https://github.com/cbeust/testng) from 6.9.10 to 7.7.0.
- [Release notes](https://github.com/cbeust/testng/releases)
- [Changelog](https://github.com/cbeust/testng/blob/master/CHANGES.txt)
- [Commits](https://github.com/cbeust/testng/compare/6.9.10...7.7.0)

---
updated-dependencies:
- dependency-name: org.testng:testng
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>
1 file changed
tree: 70fdd7bdef88603535c7febc4dec5e4dda3ca3e1
  1. flink/
  2. local/
  3. src/
  4. .gitignore
  5. .java-version
  6. .travis.yml
  7. DISCLAIMER
  8. LICENSE
  9. NOTICE
  10. pom.xml
  11. README.md
README.md

NOTICE: This repository has been migrated to github.com/apache/streams sub-module streams-examples.

Licensed under Apache License 2.0 - http://www.apache.org/licenses/LICENSE-2.0