Mozilla VPN with Qt 6.10 has some UI glitches (and a patch for build it)

[XavierCLL]

Describe the bug

1. Patch for build correctly with Qt 6.10

Because Qt 6.10 have new rule for private component it should be explicit find in cmake, patch here: cmake-qt610-private.patch

2. UI glitches with Qt 6.10

Although is possible build it with (1) the UI present some glitches, for example the main display is empty:

VPN version:

2.31.1

Affected Platforms:

All (but only tested in Archlinux)