update fake data

src/app/modules/overview/map/map.component.ts

     },
     warning: true
   },
-  {
-    title: ' Alarm System 13',
-    detail: {
-      position: 'District 1, Ho Chi Minh City',
-      coordinates: {
-        lat: 10.7769,
-        lng: 106.7009
-      },
-      time: '06-07-2024'
-    },
-    warning: false
-  },
-  {
-    title: ' Alarm System 14',
-    detail: {
-      position: 'District 2, Ho Chi Minh City',
-      coordinates: {
-        lat: 10.7873,
-        lng: 106.7494
-      },
-      time: '06-07-2024'
-    },
-    warning: false
-  },
-  {
-    title: ' Alarm System 15',
-    detail: {
-      position: 'District 3, Ho Chi Minh City',
-      coordinates: {
-        lat: 10.7842,
-        lng: 106.6951
-      },
-      time: '06-07-2024'
-    },
-    warning: false
-  },
-  {
-    title: ' Alarm System 16',
-    detail: {
-      position: 'District 4, Ho Chi Minh City',
-      coordinates: {
-        lat: 10.7579,
-        lng: 106.7049
-      },
-      time: '06-07-2024'
-    },
-    warning: false
-  },
-  {
-    title: ' Alarm System 17',
-    detail: {
-      position: 'District 5, Ho Chi Minh City',
-      coordinates: {
-        lat: 10.7547,
-        lng: 106.6635
-      },
-      time: '06-07-2024'
-    },
-    warning: false
-  },
-  {
-    title: ' Alarm System 18',
-    detail: {
-      position: 'District 6, Ho Chi Minh City',
-      coordinates: {
-        lat: 10.7540,
-        lng: 106.6356
-      },
-      time: '06-07-2024'
-    },
-    warning: true
-  },
-  {
-    title: ' Alarm System 19',
-    detail: {
-      position: 'District 7, Ho Chi Minh City',
-      coordinates: {
-        lat: 10.7380,
-        lng: 106.7214
-      },
-      time: '06-07-2024'
-    },
-    warning: false
-  },
-  {
-    title: ' Alarm System 20',
-    detail: {
-      position: 'District 8, Ho Chi Minh City',
-      coordinates: {
-        lat: 10.7240,
-        lng: 106.6291
-      },
-      time: '06-07-2024'
-    },
-    warning: true
-  },
-  {
-    title: ' Alarm System 21',
-    detail: {
-      position: 'District 9, Ho Chi Minh City',
-      coordinates: {
-        lat: 10.8410,
-        lng: 106.8287
-      },
-      time: '06-07-2024'
-    },
-    warning: true
-  },
-  {
-    title: ' Alarm System 22',
-    detail: {
-      position: 'District 10, Ho Chi Minh City',
-      coordinates: {
-        lat: 10.7764,
-        lng: 106.6676
-      },
-      time: '06-07-2024'
-    },
-    warning: false
-  }
+
 ];
 
 
       return L.divIcon({
         html: `<div class="icon">
                 <div style="z-index:9999" class="sensor-on">
-                      <img src ="assets/images/sensor-on.png"  style="width: 30px; height: 30px">
+                      <img alt="icon-alarm" src ="assets/images/sensor-on.png"  style="width: 30px; height: 30px">
                       </div>
                       <div style="background: #F11E1E; color: #FFF; padding: 2px 3px; font-size: 11px; margin-top: 10px; text-align: center">
                          ${htmlContent}