MT#60094 Add "no-trailing-spaces" rule in linter

Add "no-trailing-spaces" rule to prevent unnecessary extra spaces.

Change-Id: I639e74752925c9331418442550e486f9946d7045

.eslintrc.js

@@ -63,7 +63,7 @@ module.exports = {
         'import/no-extraneous-dependencies': 'off',
         'prefer-promise-reject-errors': 'off',
         'no-tabs': 'error',
-        'no-trailing-spaces': 'off',
+        'no-trailing-spaces': 'error',
         // allow debugger during development only
         'no-debugger': process.env.NODE_ENV === 'production' ? 'error' : 'off',
         'indent': ['error', 4],

src/components/CscCallDialpad.vue

@@ -134,7 +134,7 @@ export default {
             } else if (value.icon === 'backspace') {
                 this.removeLastDigit()
             } else {
-                this.dialedNumber += value 
+                this.dialedNumber += value
             }
         },
         remove () {

src/components/call/CscCall.vue

@@ -184,7 +184,7 @@
                         :disable="islocalOnHold || isremoteOnHold || transferEnabled"
                         @click="toggleHold()"
                     />
-                
+
                     <q-btn
                         v-if="isEstablished || isHolded && !(isMobile && minimized)"
                         :color="colorTransfer"

src/layouts/CscLayoutMain.vue

@@ -829,6 +829,6 @@ $copyright-height: 45px
     text-align: center
 
 .main-menu-container
-    top: $toolbar-min-height 
+    top: $toolbar-min-height
     bottom: $copyright-height
 </style>

src/store/call/actions.js

@@ -68,7 +68,7 @@ export default {
         } catch (error) {
             console.error(error.message)
         }
-    },    
+    },
     async toggleStateTransfer (context) {
         context.commit('toggleTransfer')
     },

src/store/call/mutations.js

@@ -121,7 +121,6 @@ export default {
     setLocalOnHold (state, value) {
         state.localOnHold = value
     },
-    
     setRemoteOnHold (state, value) {
         state.remoteOnHold = value
     },
@@ -133,5 +132,4 @@ export default {
             state.transferEnabled = false
         }
     }
-    
 }