feat: fixed heat map colors, updated it.json (#2106)

* Update it.json

* Add files via upload

* Add files via upload

web/src/less/usage-heat-map.less

@@ -11,19 +11,19 @@
         height: 14px;
 
         &.stat-day-l1-bg {
-          @apply bg-green-400 dark:bg-green-500;
+          @apply bg-green-400 dark:bg-green-800;
         }
 
         &.stat-day-l2-bg {
-          @apply bg-green-500 dark:bg-green-600;
+          @apply bg-green-500 dark:bg-green-700;
         }
 
         &.stat-day-l3-bg {
-          @apply bg-green-600 dark:bg-green-700;
+          @apply bg-green-600 dark:bg-green-600;
         }
 
         &.stat-day-l4-bg {
-          @apply bg-green-700 dark:bg-green-800;
+          @apply bg-green-700 dark:bg-green-500;
         }
 
         &.today {