fix json format

commit_hash:fd6e36a8ea96d96b9a00bac60a72f213c5f2dc0e

test_data/samples/base/alpha.json

@@ -70,7 +70,8 @@
                   "image_url": "https://yastatic.net/s3/home/yandex-app/div_demo/containers.png"
                 }
               ]
-            },{
+            },
+            {
               "type": "subtitle",
               "text": "The transparency of the first image is 1 and the second is 0.5."
             }

test_data/samples/base/background.json

@@ -47,7 +47,7 @@
     "states": [
       {
         "state_id": 0,
-        "div":{
+        "div": {
           "type": "container",
           "orientation": "vertical",
           "margins": {

test_data/samples/container/horizontal.json

@@ -94,7 +94,9 @@
                     "type": "match_parent",
                     "weight": 1
                   },
-                  "margins": {"left": 2}
+                  "margins": {
+                    "left": 2
+                  }
                 },
                 {
                   "type": "text_block",
@@ -103,12 +105,16 @@
                     "type": "match_parent",
                     "weight": 2
                   },
-                  "margins": {"left": 2}
+                  "margins": {
+                    "left": 2
+                  }
                 },
                 {
                   "type": "text_block",
                   "text": "wrap_content",
-                  "margins": {"left": 2}
+                  "margins": {
+                    "left": 2
+                  }
                 }
               ]
             }

test_data/samples/image/scale.json

@@ -139,7 +139,7 @@
                     "end": 40
                   },
                   "width": {
-                    "type":"fixed",
+                    "type": "fixed",
                     "value": 100
                   }
                 },

test_data/samples/input/text_input.json

@@ -143,16 +143,16 @@
               "keyboard_type": "single_line_text",
               "enter_key_type": "done",
               "enter_key_actions": [
-                  {
-                    "log_id": "clear focus",
-                    "typed": {
-                      "type": "clear_focus"
-                    }
-                  },
-                  {
-                    "log_id": "change_button_1_state",
-                    "url": "div-action://set_variable?name=my_single_text&value=Enter key tapped!"
+                {
+                  "log_id": "clear focus",
+                  "typed": {
+                    "type": "clear_focus"
                   }
+                },
+                {
+                  "log_id": "change_button_1_state",
+                  "url": "div-action://set_variable?name=my_single_text&value=Enter key tapped!"
+                }
               ]
             },
             {

test_data/samples/pager/pager_with_indicator.json

@@ -54,7 +54,7 @@
     "states": [
       {
         "state_id": 0,
-        "div":{
+        "div": {
           "type": "container",
           "orientation": "vertical",
           "margins": {