bump version

Author: github-actions

setup.py

@@ -13,7 +13,7 @@
 # This call to setup() does all the work
 setup(
     name="meshtastic",
-    version="2.2.20",
+    version="2.2.21",
     description="Python API & client shell for talking to Meshtastic devices",
     long_description=long_description,
     long_description_content_type="text/markdown",