update circleCI to node12

.circleci/config.yml

@@ -6,7 +6,7 @@ version: 2
 jobs:
   remix-lib:
     docker:
-        - image: circleci/node:10
+        - image: circleci/node:12
     environment:
     working_directory: ~/repo
     steps:
@@ -16,7 +16,7 @@ jobs:
 
   remix-debug:
      docker:
-        - image: circleci/node:10
+        - image: circleci/node:12
      environment:
      working_directory: ~/repo
      steps:
@@ -26,7 +26,7 @@ jobs:
 
   remix-analyzer:
     docker:
-        - image: circleci/node:10
+        - image: circleci/node:12
     environment:
     working_directory: ~/repo
     steps:
@@ -36,7 +36,7 @@ jobs:
 
   remix-tests:
     docker:
-        - image: circleci/node:10
+        - image: circleci/node:12
     environment:
     working_directory: ~/repo
     steps:
@@ -46,7 +46,7 @@ jobs:
 
   remix-astwalker:
     docker:
-        - image: circleci/node:10
+        - image: circleci/node:12
     environment:
     working_directory: ~/repo
     steps:
@@ -56,7 +56,7 @@ jobs:
 
   remix-simulator:
     docker:
-        - image: circleci/node:10
+        - image: circleci/node:12
     environment:
     working_directory: ~/repo
     steps:
@@ -66,7 +66,7 @@ jobs:
 
   remix-url-resolver:
     docker:
-      - image: circleci/node:10
+      - image: circleci/node:12
     environment:
     working_directory: ~/repo
     steps: