Update config.yml

Author: gkorland

.circleci/config.yml

@@ -9,8 +9,7 @@ jobs:
       - checkout
       - run:
           name: Install prerequisite
-          command: >-
-            apt-get update; apt-get install -y clang
+          command: sudo apt-get install -y clang
       - run:
           name: Install Submodules
           command: git submodule add  https://github.com/RedisLabsModules/redismodule-rs