Update combo-lock requirement from ~=0.2 to ~=0.3 in /requirements

Updates the requirements on [combo-lock](https://github.com/forslund/combo-lock) to permit the latest version.
- [Release notes](https://github.com/forslund/combo-lock/releases)
- [Commits](forslund/combo-lock@v0.2.0...v0.3.0)

---
updated-dependencies:
- dependency-name: combo-lock
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements/requirements.txt

@@ -4,7 +4,7 @@ json_database~=0.7
 kthread~=0.2
 watchdog
 pyee>=8.0.0
-combo-lock~=0.2
+combo-lock~=0.3
 rich-click~=1.7
 rich~=13.7
 orjson