Bump zigpy from 0.64.2 to 0.64.3 (#85)

Author: dependabot[bot]

pyproject.toml

@@ -14,7 +14,7 @@ readme = "README.md"
 license = {text = "Apache-2.0"}
 requires-python = ">=3.12"
 dependencies = [
-    "zigpy==0.64.2",
+    "zigpy==0.64.3",
     "bellows==0.39.1",
     "zigpy-znp==0.12.3",
     "zigpy-deconz==0.23.2",