Bump zigpy-xbee from 0.20.1 to 0.20.2

Bumps [zigpy-xbee](https://github.com/zigpy/zigpy-xbee) from 0.20.1 to 0.20.2.
- [Release notes](https://github.com/zigpy/zigpy-xbee/releases)
- [Commits](zigpy/zigpy-xbee@0.20.1...0.20.2)

---
updated-dependencies:
- dependency-name: zigpy-xbee
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

pyproject.toml

@@ -18,7 +18,7 @@ dependencies = [
     "bellows==0.40.2",
     "zigpy-znp==0.12.3",
     "zigpy-deconz==0.23.3",
-    "zigpy-xbee==0.20.1",
+    "zigpy-xbee==0.20.2",
     "zigpy-zigate==0.13.1",
     "zha-quirks==0.0.118",
     "pyserial==3.5",