Keyboard shortcuts NOT mapped to keyboard layouts
Let's assume that you have a physical AZERTY keyboard.
On Gnome Shell
v.3.34.0, go to Settings > Regions & Languages, in Input Sources, set as default keyboard layout French(alt.) (AZERTY).
<A> (on a physical AZERTY keyboard).
Expecting to get the Application Overview.
<Q> (on a physical AZERTY keyboard).
Opens the Application Overview.
Expecting nothing to happen.
This issues is reproducible for any keyboard shortcut's entry settable via Settings > Devices > Keyboard Shortcuts.