Update map marker mapping for locations query.

Switch MapMarkers handling from getMarkers to locations, and align mapper fields with the new Location payload while preserving MapItem coordinates and online status.

Made-with: Cursor

sdk/src/main/graphql/MapLocations.graphql

@@ -1,9 +1,14 @@
 query MapMarkers($isOnline: Boolean!) {
-  getMarkers(filter: { isOnline: $isOnline }) {
+  locations(filter: { isOnline: $isOnline }) {
     _id
     name
+    city
+    isOnline
     latitude
     longitude
-    text
+    metricList
+    currentValue {
+      PMS25
+    }
   }
-}
+}