Add missing newlines at EOF

Author: murgatroid99

packages/grpc-js-xds/scripts/xds_k8s_lb.sh

@@ -163,4 +163,4 @@ main() {
   fi
 }
 
-main "$@"
+main "$@"

test/kokoro/xds_k8s_lb.cfg

@@ -23,4 +23,4 @@ action {
     regex: "artifacts/**/*sponge_log.log"
     strip_prefix: "artifacts"
   }
-}
+}