Fix for "contextual popup appearing automatically after pressing back key from keyboa...

Fix for "contextual popup appearing automatically after pressing back key from keyboard settings"

[Title]  Fix for "contextual popup appearing automatically after pressing back key from keyboard settings"
[Issue#] N-SE-53465
[Problem] Contextual popup is shown without selecting the text in text field
[Cause] CompositionSelectionChange check is not added while shown popup.
[Solution] Added a required check while composition is ON, then contextual popup menu is not shown.

Change-Id: I7e594ab2d11c99c18698a32c4be413bfa6d11d4d