Remove UI tests as a testable from WooCommerceScreenshots scheme

Xcode also added a buildable reference to WooCommerce when the scheme
was thus modified.

Author: mokagio

WooCommerce/WooCommerce.xcodeproj/xcshareddata/xcschemes/WooCommerceScreenshots.xcscheme

@@ -22,16 +22,6 @@
                ReferencedContainer = "container:WooCommerce.xcodeproj">
             </BuildableReference>
          </TestableReference>
-         <TestableReference
-            skipped = "YES">
-            <BuildableReference
-               BuildableIdentifier = "primary"
-               BlueprintIdentifier = "CCDC49C923FFFFF4003166BA"
-               BuildableName = "WooCommerceUITests.xctest"
-               BlueprintName = "WooCommerceUITests"
-               ReferencedContainer = "container:WooCommerce.xcodeproj">
-            </BuildableReference>
-         </TestableReference>
       </Testables>
    </TestAction>
    <LaunchAction
@@ -67,6 +57,15 @@
       savedToolIdentifier = ""
       useCustomWorkingDirectory = "NO"
       debugDocumentVersioning = "YES">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "B56DB3C52049BFAA00D4AA8E"
+            BuildableName = "WooCommerce.app"
+            BlueprintName = "WooCommerce"
+            ReferencedContainer = "container:WooCommerce.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
    </ProfileAction>
    <AnalyzeAction
       buildConfiguration = "Debug">