Fix whitespace in stats-config.json

stats-config.json

@@ -5,14 +5,27 @@
         },
         "network": {
             "user_class_purposes": [
-                ["HBWork", "HBEmployerBusiness", "HBEducation", "HBShopping", "HBPersonalBusiness", "HBRecSocial", "HBFriendsRelatives", "HBHoliday"]
+                [
+                    "HBWork",
+                    "HBEmployerBusiness",
+                    "HBEducation",
+                    "HBShopping",
+                    "HBPersonalBusiness",
+                    "HBRecSocial",
+                    "HBFriendsRelatives",
+                    "HBHoliday"
+                ]
             ]
         },
         "demand": {
-            "args": {"filetype": "ufm"}
+            "args": {
+                "filetype": "ufm"
+            }
         },
         "output": {
-            "args": {"filetype": "ufs"}
+            "args": {
+                "filetype": "ufs"
+            }
         },
         "audit": {
             "cached": "audit.json"