Turn off optimizations when compiling for debugging.
Turn off optimizations when compiling for debugging.

RevBy: Michael Hasselmann, Jon Nordby, Jan Arne Petersen
Same as in maliit-framework.

maliit/plugins,maliit/plugins,RHawkeyed/plugins,maliit/plugins,RHawkeyed/plugins,develersrl/maliit-demo-qml,RHawkeyed/plugins,maliit/plugins,develersrl/maliit-demo-qml,develersrl/maliit-demo-qml,KDE/plasma-maliit-plugins,RHawkeyed/plugins,KDE/plasma-maliit-plugins,RHawkeyed/plugins,KDE/plasma-maliit-plugins,KDE/plasma-maliit-plugins,develersrl/maliit-demo-qml