Switch Circle CI from node 10 to node 11

Author: maxmilton

.circleci/config.yml

@@ -4,15 +4,15 @@ version: 2
 jobs:
   build:
     docker:
-      - image: circleci/node:10
+      - image: circleci/node:11
     working_directory: ~/repo
     steps:
       - checkout
       - restore_cache:
           keys:
-          - v1-dependencies-{{ .Branch }}-{{ checksum "yarn.lock" }}
-          - v1-dependencies-{{ .Branch }}-
-          - v1-dependencies-
+            - v1-dependencies-{{ .Branch }}-{{ checksum "yarn.lock" }}
+            - v1-dependencies-{{ .Branch }}-
+            - v1-dependencies-
       - run: yarn install --frozen-lockfile
       - save_cache:
           paths: