[Build] Fix small typo in the summary at the end of configure.ac
[Build] Fix small typo in the summary at the end of configure.ac

Signed-off-by: Emanuele Aina <1df0c651b56ad56a4e0df13a7495e09f2634136f@collabora.com>

rmerlino/dleyna-renderer,debarshiray/dleyna-renderer,01org/dleyna-renderer,01org/dleyna-renderer,UIKit0/dleyna-renderer,UIKit0/dleyna-renderer,puleglot/dleyna-renderer,debarshiray/dleyna-renderer,UIKit0/dleyna-renderer,KobaltRo/dleyna-renderer,lferrandis/dleyna-renderer,debarshiray/dleyna-renderer,jku/dleyna-renderer,puleglot/dleyna-renderer,KobaltRo/dleyna-renderer,em-/dleyna-renderer,rmerlino/dleyna-renderer,em-/dleyna-renderer,debarshiray/dleyna-renderer,em-/dleyna-renderer,lferrandis/dleyna-renderer,lferrandis/dleyna-renderer,jku/dleyna-renderer,rmerlino/dleyna-renderer,jku/dleyna-renderer,em-/dleyna-renderer,lferrandis/dleyna-renderer,01org/dleyna-renderer,rmerlino/dleyna-renderer,KobaltRo/dleyna-renderer,puleglot/dleyna-renderer,01org/dleyna-renderer