Fix resource file

src/test/resources/example.json

@@ -12,7 +12,6 @@
           "preparation": {
             "duration": {
               "displayAs": "MINUTES",
-              "approximate": true,
               "minSeconds": 300,
               "maxSeconds": 600
             }
@@ -28,7 +27,6 @@
               ],
               "duration": {
                 "displayAs": "SECONDS",
-                "approximate": true,
                 "minSeconds": 30,
                 "maxSeconds": 60
               },
@@ -44,7 +42,6 @@
               ],
               "duration": {
                 "displayAs": "MINUTES",
-                "approximate": true,
                 "minSeconds": 300,
                 "maxSeconds": 900
               },
@@ -55,7 +52,6 @@
             "where": "ROOM_TEMPERATURE",
             "duration": {
               "displayAs": "SECONDS",
-              "approximate": false,
               "minSeconds": 0,
               "maxSeconds": 30
             }
@@ -76,7 +72,6 @@
               ],
               "duration": {
                 "displayAs": "SECONDS",
-                "approximate": true,
                 "minSeconds": 30,
                 "maxSeconds": 60
               },
@@ -92,7 +87,6 @@
               ],
               "duration": {
                 "displayAs": "MINUTES",
-                "approximate": true,
                 "minSeconds": 300,
                 "maxSeconds": 900
               },