fixes types in test data

db.json

@@ -4,22 +4,22 @@
       "id": 1,
       "name": "Bahn 2020",
       "customer": "Deutsche Bahn",
-      "pt": "100",
+      "pt": 100,
       "city": "Frankfurt/Main"
     },
     {
       "id": 2,
       "name": "Kaufland Next",
       "customer": "Kaufland",
-      "pt": "160",
+      "pt": 160,
       "city": "Heilbronn"
     },
     {
       "id": 3,
-      "name": "Kaufland Next",
+      "name": "ONE Company",
       "customer": "Exxeta",
-      "pt": "100",
+      "pt": 100,
       "city": "Karlsruhe"
     }
   ]
-}
\ No newline at end of file
+}