Bump to v0.5.3

Author: kolanos

setup.py

@@ -6,7 +6,7 @@
 
 setup(
     name="newrelic-lambda-cli",
-    version="0.5.2",
+    version="0.5.3",
     python_requires=">=3.3",
     description="A CLI to install the New Relic AWS Lambda integration and layers.",
     long_description=README,