chore: update pyqt6 requirement in the dev-dependencies group

Updates the requirements on [pyqt6](https://www.riverbankcomputing.com/software/pyqt/) to permit the latest version.

Updates `pyqt6` to 6.10.0

---
updated-dependencies:
- dependency-name: pyqt6
  dependency-version: 6.10.0
  dependency-type: direct:production
  dependency-group: dev-dependencies
...

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

Author: dependabot[bot]

pyproject.toml

@@ -14,7 +14,7 @@ classifiers = [
 description = "A PyQt UI to run ssx collections with Bluesky on I19"
 dependencies = [
     "numpy",
-    "PyQt6 < 6.10.0",
+    "PyQt6 < 6.11.0",
     "pydantic",
     "aiohttp",
     "blueapi",