Update to builder v0.7.0 (#205)

* Update to builder v0.7.0

* master -> main

* Updated aws-c-event-stream to v0.2.4

Author: Justin Boswell

.github/workflows/ci.yml

@@ -7,7 +7,7 @@ on:
       - '!main'
 
 env:
-  BUILDER_VERSION: v0.6.17
+  BUILDER_VERSION: v0.7.0
   BUILDER_SOURCE: releases
   BUILDER_HOST: https://d19elf31gohf1l.cloudfront.net
   PACKAGE_NAME: aws-crt-python