tests: factor out base nginx-proxy config

test/test_multiports/test_multiports-base-json.yml

@@ -68,8 +68,3 @@ services:
             }
           }
         }
-
-  sut:
-    image: nginxproxy/nginx-proxy:test
-    volumes:
-      - /var/run/docker.sock:/tmp/docker.sock:ro

test/test_multiports/test_multiports-base-yaml.yml

@@ -52,8 +52,3 @@ services:
           "/customdest":
             port: 10002
             dest: "/port"
-
-  sut:
-    image: nginxproxy/nginx-proxy:test
-    volumes:
-      - /var/run/docker.sock:/tmp/docker.sock:ro

test/test_multiports/test_multiports-invalid-syntax.yml

@@ -35,8 +35,3 @@ services:
             port: 8080
           "/":
             port: 9000
-
-  sut:
-    image: nginxproxy/nginx-proxy:test
-    volumes:
-      - /var/run/docker.sock:/tmp/docker.sock:ro

test/test_multiports/test_multiports-merge.yml

@@ -32,8 +32,3 @@ services:
           "/foo":
             port: 9191
             dest: "/"
-
-  sut:
-    image: nginxproxy/nginx-proxy:test
-    volumes:
-      - /var/run/docker.sock:/tmp/docker.sock:ro