fix(config.yml): ERROR IN CONFIG FILE

schema violations found

.circleci/config.yml

@@ -4,7 +4,12 @@ workflows:
     build_and_test:
       jobs:
         - build
-
+        - lint:
+            requires:
+              - build
+        - test:
+            requires:
+              - build
 jobs:
   build:
     docker:
@@ -16,15 +21,13 @@ jobs:
           command: yarn global add node-gyp && yarn install
       - restore_cache:
           name: Restore Yarn Package Cache
-          key:
-            - npm-v1-dependencies-{{ checksum "yarn.lock" }}
+          key: npm-v1-dependencies-{{ checksum "yarn.lock" }}
       - run:
           name: Install Dependencies
           command: yarn install --immutable
       - save_cache:
           name: Save Yarn Package Cache
-          key: 
-            - npm-v1-dependencies-{{ checksum "yarn.lock" }}
+          key: npm-v1-dependencies-{{ checksum "yarn.lock" }}
           paths:
               - ~/.cache/yarn
   lint: