fix(config.yml):Unable to parse YAML

I resolved these issues: mapping values are not allowed here in 'string', line 57, column 28: environment:

.circleci/config.yml

@@ -54,14 +54,14 @@ jobs:
     e2e-test:
         docker:
             - image: cimg/node:12.18
-                environment: 
+              environment: 
                 DATABASE_URL: "postgres://jordan:mot_de_passe@localhost:5432/psdb"
                 API_PORT: 3000
                 API_HOST: localhost
                 API_PROTOCOL: http
                 JWT_SECRET: mot_de_passe
             - image: circleci/postgres:9.6.2-alpine
-                environment:
+              environment:
                 POSTGRES_USER: jordan
                 POSTGRES_DB: psdb   
                 POSTGRES_PASSWORD: mot_de_passe