Fix metadata for vertx-web (#2808)

Follow up from: #2805

frameworks/Java/vertx-web/benchmark_config.json

@@ -39,7 +39,7 @@
       "webserver": "None",
       "os": "Linux",
       "database_os": "Linux",
-      "display_name": "vertx-web",
+      "display_name": "vertx-web-mongodb",
       "notes": "",
       "versus": ""
     },
@@ -52,7 +52,7 @@
       "port": 8080,
       "approach": "Realistic",
       "classification": "Micro",
-      "database": "Postgres",
+      "database": "MySQL",
       "framework": "vertx-web",
       "language": "Java",
       "flavor": "None",
@@ -61,7 +61,7 @@
       "webserver": "None",
       "os": "Linux",
       "database_os": "Linux",
-      "display_name": "vertx-web",
+      "display_name": "vertx-web-mysql",
       "notes": "",
       "versus": ""
     },
@@ -83,11 +83,11 @@
       "webserver": "None",
       "os": "Linux",
       "database_os": "Linux",
-      "display_name": "vertx-webs",
+      "display_name": "vertx-web-postgres",
       "notes": "",
       "versus": ""
     },
-    "database-postgres": {
+    "susom-postgres": {
       "setup_file": "setup_postgresql",
       "db_url": "/dbpsql/db",
       "query_url": "/dbpsql/queries?queries=",
@@ -105,9 +105,9 @@
       "webserver": "None",
       "os": "Linux",
       "database_os": "Linux",
-      "display_name": "vertx-webs",
+      "display_name": "vertx-web-susom",
       "notes": "",
       "versus": ""
     }
   }]
-}
+}