Merge pull request #273 from probil/renovate/circleci-node-16.x

chore(deps): update node.js to v16

Author: probil

.circleci/config.yml

@@ -3,7 +3,7 @@ jobs:
   build:
     docker:
       # specify the version you desire here
-      - image: circleci/node:15
+      - image: circleci/node:16
 
       # Specify service dependencies here if necessary
       # CircleCI maintains a library of pre-built images