gnome: fix compilation

fix compilation when Qt is not installed in /usr

Refs #67431

Change-Id: I2aa23af2848b88d255256abedce5dc566d5a4445
6 files changed
tree: 27fe0fb0805fce840babfdeebbcec97c2a80eb12
  1. cmake/
  2. pixmaps/
  3. src/
  4. ui/
  5. .gitreview
  6. CMakeLists.txt
  7. README