Format JSON as required

Author: johnsyweb

tests/data/invalid.json

@@ -1 +1,8 @@
-{"aoife":{"age":21},"bronagh":{"age":22},}
+{
+    "aoife": {
+        "age": 21
+    },
+    "bronagh": {
+        "age": 22
+    },
+}

tests/data/valid.json

@@ -1 +1,8 @@
-{"aoife":{"age":21},"bronagh":{"age":22}}
+{
+  "aoife": {
+    "age": 21
+  },
+  "bronagh": {
+    "age": 22
+  }
+}