text: Only paint cursor if we have key focus
text: Only paint cursor if we have key focus

If a Text actor does not have key focus then there's no point in showing
the cursor at all.

Distrotech/clutter,ebassi/clutter,jigpu/clutter,ebassi/clutter,nobled/clutter,jigpu/clutter,GNOME/clutter,ebassi/clutter,heysion/clutter-clone,Distrotech/clutter,spatulasnout/clutter,djdeath/clutter,collects/clutter,collects/clutter,djdeath/clutter-android,ebassi/clutter,GNOME/clutter,jigpu/clutter,heysion/clutter-clone,nobled/clutter,jigpu/clutter,GNOME/clutter,kerrickstaley/clutter-vala,spatulasnout/clutter,heysion/clutter-clone,jigpu/clutter,djdeath/clutter-android,collects/clutter,Distrotech/clutter,dlespiau/clutter,jigpu/clutter,spatulasnout/clutter,Distrotech/clutter,djdeath/clutter-android,kerrickstaley/clutter-vala,dlespiau/clutter,Distrotech/clutter,spatulasnout/clutter,kerrickstaley/clutter-vala,kerrickstaley/clutter-vala,djdeath/clutter-multithreaded,nobled/clutter,djdeath/clutter,djdeath/clutter,djdeath/clutter-android,djdeath/clutter-android,djdeath/clutter,dlespiau/clutter,collects/clutter,djdeath/clutter-multithreaded,djdeath/clutter-multithreaded,Distrotech/clutter,GNOME/clutter,GNOME/clutter,heysion/clutter-clone,heysion/clutter-clone,spatulasnout/clutter,djdeath/clutter,ebassi/clutter,djdeath/clutter-multithreaded,collects/clutter,djdeath/clutter