Bump certifi in /pocs/rtsp-video-streamer-container/src

Bumps [certifi](https://github.com/certifi/python-certifi) from 2022.12.7 to 2023.7.22.
- [Commits](certifi/python-certifi@2022.12.07...2023.07.22)

---
updated-dependencies:
- dependency-name: certifi
  dependency-type: direct:production
...

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

pocs/rtsp-video-streamer-container/src/requirements.txt

@@ -1,4 +1,4 @@
-certifi==2022.12.7
+certifi==2023.7.22
 charset-normalizer==3.1.0
 idna==3.7
 psutil==5.9.4