KAT-51: Added navigation for RaisedButtons in after_opening_airways.dart

rescueapp/lib/start_triage_system/after_opening_airways.dart

 import 'package:flutter/material.dart';
 
+import 'camera_access.dart';
+
 class AfterOpeningAirways extends StatefulWidget {
   AfterOpeningAirways({Key key, this.title}) : super(key: key);
   final String title;
@@ -114,7 +116,13 @@ class _AfterOpeningAirwaysState extends State<AfterOpeningAirways> {
                                 fontWeight: FontWeight.w600,
                                 color: Colors.blue[900])),
                         color: Colors.blue,
-                        onPressed: null ))),
+                        onPressed: () {
+                          Navigator.push(
+                            context,
+                            MaterialPageRoute(
+                                builder: (context) => CameraAccess()),
+                          );
+                        }))),
             SizedBox(
               height: 10,
             ),
@@ -129,7 +137,13 @@ class _AfterOpeningAirwaysState extends State<AfterOpeningAirways> {
                                 fontWeight: FontWeight.w600,
                                 color: Colors.blue[900])),
                         color: Colors.blue,
-                        onPressed: null))),
+                        onPressed: () {
+                          Navigator.push(
+                            context,
+                            MaterialPageRoute(
+                                builder: (context) => CameraAccess()),
+                          );
+                        }))),
             SizedBox(
               height: 50,
             ),