ci: removing password from pg service

.github/workflows/tests.yml

@@ -10,14 +10,19 @@ jobs:
       fail-fast: false
 
       matrix:
+        db:
+          - mysql
+          - postgres
+
         ruby:
           - '2.7'
           - '3.0'
           - '3.1'
-        db:
-          - mysql
-          - postgres
+
     services:
+      env:
+        DB: ${{ matrix.db }}
+
       mysql:
         env:
           MYSQL_DATABASE: rating_test
@@ -28,24 +33,24 @@ jobs:
 
         ports:
           - 3306:3306
+
       postgres:
-        image: postgres
         env:
-          POSTGRES_DB: rating_user
-          POSTGRES_USER: rating_user
-          POSTGRES_PASSWORD: rating_password
+          POSTGRES_DB: rating_test
+          POSTGRES_USER: postgres
+          POSTGRES_HOST_AUTH_METHOD: trust
+
+        image: postgres
+
         options: >-
           --health-cmd pg_isready
           --health-interval 10s
           --health-timeout 5s
           --health-retries 5
+
         ports:
           - 5432:5432
 
-    env:
-      DB: ${{ matrix.db }}
-      POSTGRES_USER: rating_user
-      POSTGRES_PASSWORD: rating_password
     steps:
       - name: Checkout
         uses: actions/checkout@v3