Bump rgain3 from 1.0.0 to 1.1.0 in /python_apps/airtime_analyzer

Bumps [rgain3](https://github.com/chaudum/rgain) from 1.0.0 to 1.1.0.
- [Release notes](https://github.com/chaudum/rgain/releases)
- [Changelog](https://github.com/chaudum/rgain3/blob/main/CHANGES.md)
- [Commits](https://github.com/chaudum/rgain/compare/1.0...1.1)

---
updated-dependencies:
- dependency-name: rgain3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

python_apps/airtime_analyzer/setup.py

@@ -23,7 +23,7 @@ setup(
         "pika>=1.0.0",
         "file-magic",
         "requests>=2.7.0",
-        "rgain3==1.0.0",
+        "rgain3==1.1.0",
         "pycairo==1.19.1",
     ],
     zip_safe=False,