Merge pull request #19 from eman/blocking

update required awsiotsdk version

Author: eman

setup.cfg

@@ -56,7 +56,7 @@ python_requires = >=3.9
 # For more information, check out https://semver.org/.
 install_requires =
     aiohttp>=3.8.0
-    awsiotsdk>=1.20.0
+    awsiotsdk>=1.25.0
 
 
 [options.packages.find]