point back at latest-clang of aws-crt-builder

Author: sbSteveK

.github/workflows/ci.yml

@@ -7,7 +7,7 @@ on:
       - 'docs'
 
 env:
-  BUILDER_VERSION: latest-clang-3
+  BUILDER_VERSION: latest-clang
   BUILDER_SOURCE: channels
   BUILDER_HOST: https://d19elf31gohf1l.cloudfront.net
   PACKAGE_NAME: aws-crt-cpp