fix: overwrite clients in protocol clients (#1283)

Author: trivikr

scripts/generate-clients/copy-to-clients.js

@@ -24,12 +24,13 @@ const getOverwritablePredicate = packageName => pathName => {
   return (
     pathName
       .toLowerCase()
-      .indexOf(
+      .startsWith(
         packageName
           .toLowerCase()
           .replace("@aws-sdk/client-", "")
+          .replace("@aws-sdk/aws-", "")
           .replace(/-/g, "")
-      ) >= 0 || overwritablePathnames.indexOf(pathName) >= 0
+      ) || overwritablePathnames.indexOf(pathName) >= 0
   );
 };