Incorrect Image references on wiki page (SharePoint#665)

Author: mjimison

docs/spfx/toolchain/integrate-gulp-tasks-in-build-pipeline.md

@@ -28,7 +28,7 @@ gulp --tasks
 
 The command above will list all the available tasks.
 
-![Available gulp tasks](../../images/gulp-tasks-available.png)
+![Available gulp tasks](../../../images/gulp-tasks-available.png)
 
 ## Custom gulp tasks
 To add your custom tasks, you will define the custom tasks in the `gulpfile.js`. Open the `gulpfile.js` in your code editor. The default code initializes the SharePoint Framework toolchain and the global `gulp` instance for the toolchain. Any custom tasks added should be defined before initializing the global `gulp` instance.
@@ -138,11 +138,11 @@ Now, you can execute this task from the gulp command line as follows:
 gulp resize-images
 ```
 
-![image-resize-task](../../images/gulp-extend-image-resize-task.png)
+![image-resize-task](../../../images/gulp-extend-image-resize-task.png)
 
 You will also see this `resize-images` task in the available tasks for your project when you execute `gulp --tasks`:
 
-![image-resize-task with available tasks](../../images/gulp-extend-image-resize-available-tasks.png)
+![image-resize-task with available tasks](../../../images/gulp-extend-image-resize-available-tasks.png)