chore(deps): update circleci/node:8 docker digest to d2b1c37

Author: renovate-bot

.circleci/config.yml

@@ -6,7 +6,7 @@ machine:
 jobs:
   build:
     docker:
-      - image: circleci/node:8@sha256:dc98100db761eb875a7e3d58c74bcc465d27dc042263ca2ecc7fe38d38da8362
+      - image: circleci/node:8@sha256:d2b1c372f6af06a44ea7a51507c96094e91eb8b24aeb1e3c6f29b3f5bd278df6
       - image: circleci/mysql:8.0.3@sha256:ea4c062323a944b9152137a62f5b2c8b3d5e235d98af66675871506a1bf6cc6e
     environment:
       - NPM_CONFIG_LOGLEVEL: warn