Fix double up of YAML tasks (#13063)

Author: PureWeen

build/steps/build-osx.yml

@@ -100,7 +100,6 @@ steps:
         Xamarin.Forms.Core.iOS.UITests/bin/$(BuildConfiguration)/Plugin.*
         Xamarin.Forms.Core.iOS.UITests/bin/$(BuildConfiguration)/Xamarin.*
       TargetFolder: '$(build.artifactstagingdirectory)/ios'
-      CleanTargetFolder: true
       flattenFolders: true
 
   - task: CopyFiles@2
@@ -131,33 +130,9 @@ steps:
     inputs:
       Contents: '**/Xamarin.UITest.*/tools/test-cloud.exe'
       TargetFolder: '$(build.artifactstagingdirectory)/testcloud'
-      CleanTargetFolder: true
       OverWrite: true
       flattenFolders: true
 
-  - task: CopyFiles@2
-    displayName: 'Copy iOS Files for UITest'
-    inputs:
-      Contents: |
-        **/XamarinFormsControlGalleryiOS.ipa
-        Xamarin.Forms.Core.iOS.UITests/bin/$(BuildConfiguration)/Newtonsoft.Json.*
-        Xamarin.Forms.Core.iOS.UITests/bin/$(BuildConfiguration)/nunit.*
-        Xamarin.Forms.Core.iOS.UITests/bin/$(BuildConfiguration)/NUnit3.*
-        Xamarin.Forms.Core.iOS.UITests/bin/$(BuildConfiguration)/Plugin.*
-        Xamarin.Forms.Core.iOS.UITests/bin/$(BuildConfiguration)/Xamarin.*
-      TargetFolder: '$(build.artifactstagingdirectory)/ios'
-      CleanTargetFolder: true
-      flattenFolders: true
-
-  - task: CopyFiles@2
-    displayName: 'Copy iOS dSYM'
-    inputs:
-      Contents: |
-        **/*.dSYM/**/*.*
-      TargetFolder: '$(build.artifactstagingdirectory)/ios'
-      CleanTargetFolder: false
-      flattenFolders: false
-
   - task: CopyFiles@2
     displayName: 'Copy Android Files for UITest'
     inputs: