chore(deps): Bump certifi in /demo/playground/scripts

Bumps [certifi](https://github.com/certifi/python-certifi) from 2023.5.7 to 2023.7.22.
- [Commits](certifi/python-certifi@2023.05.07...2023.07.22)

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

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

demo/playground/scripts/requirements.txt

@@ -2,7 +2,7 @@ aiohttp==3.8.5; python_version >= "3.6"
 aiosignal==1.3.1; python_version >= "3.7"
 async-timeout==4.0.2; python_version >= "3.6"
 attrs==23.1.0; python_version >= "3.7"
-certifi==2023.5.7; python_version >= "3.7"
+certifi==2023.7.22; python_version >= "3.7"
 charset-normalizer==3.1.0; python_full_version >= "3.7.0" and python_version >= "3.7"
 colorama==0.4.6; python_version >= "3.7" and python_full_version < "3.0.0" and sys_platform == "win32" or sys_platform == "win32" and python_version >= "3.7" and python_full_version >= "3.7.0"
 exceptiongroup==1.1.1; python_version < "3.11" and python_version >= "3.7"