Revert "clutter: update to 1.26.2."
Revert "clutter: update to 1.26.2."

This reverts commit d8068053f9781424dde2d090ccb1d78413309056.

clutter applications exit with:

(gnome-control-center:7986): Clutter-Gtk-ERROR **: *** Unsupported backend.
[1]    7986 trace trap  gnome-control-center

clutter-1.26.2 fails to correctly check for the X11 backend.

necrophcodr/void-packages,necrophcodr/void-packages,Bubble-be/void-packages,ayghor/void-packages,liwakura/void-packages,kulinacs/void-packages,liwakura/void-packages,coredumb/void-packages,juliendehos/void-packages,necrophcodr/void-packages,NeoChontrix/void-packages,gangsterakato/void-packages,necrophcodr/void-packages,juliendehos/void-packages,ayghor/void-packages,ayghor/void-packages,kulinacs/void-packages,floGik/void-packages,ayghor/void-packages,floGik/void-packages,coredumb/void-packages,NeoChontrix/void-packages,Bubble-be/void-packages,kulinacs/void-packages,juliendehos/void-packages,EaterOfCode/void-packages,NeoChontrix/void-packages,liwakura/void-packages,WKuipers/void-packages,juliendehos/void-packages,ayghor/void-packages,juliendehos/void-packages,liwakura/void-packages,floGik/void-packages,coredumb/void-packages,WKuipers/void-packages,opsaaspo/void-packages,EaterOfCode/void-packages,kulinacs/void-packages,floGik/void-packages,liwakura/void-packages,Bubble-be/void-packages,WKuipers/void-packages,opsaaspo/void-packages,kulinacs/void-packages,opsaaspo/void-packages,NeoChontrix/void-packages,juliendehos/void-packages,Bubble-be/void-packages,EaterOfCode/void-packages,opsaaspo/void-packages,coredumb/void-packages,gangsterakato/void-packages,necrophcodr/void-packages,EaterOfCode/void-packages,WKuipers/void-packages,floGik/void-packages,ayghor/void-packages,Bubble-be/void-packages,WKuipers/void-packages,Bubble-be/void-packages,WKuipers/void-packages,opsaaspo/void-packages,coredumb/void-packages,floGik/void-packages,NeoChontrix/void-packages,gangsterakato/void-packages,opsaaspo/void-packages,gangsterakato/void-packages,EaterOfCode/void-packages,NeoChontrix/void-packages,gangsterakato/void-packages,coredumb/void-packages,liwakura/void-packages,kulinacs/void-packages,gangsterakato/void-packages