[REG 14 -> 15] Incorrect display of project tree

1. Clone the repository https://bitbucket.org/heldercorreia/speedcrunch.git at tag "release-0.12.0".
2. Have a Qt5-based Kit.
   I used Qt 5.14.1 from the official Offline Installer.
3. Open the project src\CMakeLists.txt from that repository and wait for parsing to finish.
   You'll see something like this:
   

I was told that "resources\speedcrunch.qrc" should be split into two separate nodes as it was with Creator 14 and still is on Linux.

Found when updating Squish test tst_cmake_speedcrunch.