Revert "Fix refresh on system & sensors overview pages"

This reverts commit 23217dae2bdc8e9bd6b3f20a395d1892382b0682.

https://gerrit.openbmc-project.xyz/#/c/10063/ refreshes all
pages so individual refresh functions are no longer needed

Change-Id: I52151ba0e356f000324538e4b5eac6c9846c2eb3
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/app/server-health/controllers/sensors-overview-controller.js b/app/server-health/controllers/sensors-overview-controller.js
index 0a9d0d2..04502ca 100644
--- a/app/server-health/controllers/sensors-overview-controller.js
+++ b/app/server-health/controllers/sensors-overview-controller.js
@@ -12,14 +12,13 @@
     angular
         .module('app.overview')
         .controller('sensorsOverviewController', [
-            '$rootScope',
             '$scope',
             '$log',
             '$window',
             'APIUtils',
             'dataService',
             'Constants',
-            function($rootScope, $scope, $log, $window, APIUtils, dataService, Constants){
+            function($scope, $log, $window, APIUtils, dataService, Constants){
                 $scope.dataService = dataService;
 
                 $scope.dropdown_selected = false;
@@ -134,16 +133,8 @@
                 };
 
                 $scope.loadSensorData();
-
-                var refreshDataListener = $rootScope.$on('refresh-data', function(event, args) {
-                    $scope.loadSensorData();
-                });
-
-                $scope.$on('$destroy', function() {
-                    refreshDataListener();
-                });
             }
         ]
     );
 
-})(angular);
+})(angular);
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