[4.0.0-beta.13] Label click does not trigger checkbox when checkbox slot="start"

[domiSchenk]

Bug Report

Ionic Info
Run ionic info from a terminal/cmd prompt and paste the output below.

Ionic:

   ionic (Ionic CLI)             : 4.2.1 (C:\Users\dos\AppData\Roaming\npm\node_modules\ionic)
   Ionic Framework               : @ionic/angular 4.0.0-beta.13
   @angular-devkit/build-angular : 0.10.3
   @angular-devkit/schematics    : 7.0.3
   @angular/cli                  : 7.0.3
   @ionic/angular-toolkit        : 1.0.0

Cordova:

   cordova (Cordova CLI) : not installed
   Cordova Platforms     : not available
   Cordova Plugins       : not available

System:

   NodeJS : v10.13.0 (C:\Program Files\nodejs\node.exe)
   npm    : 6.4.1
   OS     : Windows 10

Describe the Bug
In beta.13 a click on a label does not trigger the checkbox when it is in slot="start"
In beta.11 it worked.

Related Code

<ion-item>
 <ion-label>myLabel</ion-label>
 <ion-checkbox slot="start" color="secondary"></ion-checkbox>
</ion-item>

Expected Behavior
Should work regardless where the checkbox is positioned.

[ionitron-bot]

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