SVG viewer example: Fix memory leak


Pick-to: 6.12
Change-Id: Ia1b1129086f8efd450fd58c8a0a69c2e1ab8d2cc
Reviewed-by: Hatem ElKharashy <hatem.elkharashy@qt.io>
commit51a53d7492d5ac925ebcd4820ca42208b77224fb
parent50b1a007f48360df5870e72bf64217a0215d8c59
authorRobert Löhning <robert.loehning@qt.io>
committerRobert Löhning <robert.loehning@qt.io>
commit timeThu, 17 Sep 2026 07:38:15 +0000