DEVELOPERS: update email address for Pieterjan Camerlynck

Signed-off-by: Pieterjan Camerlynck <pieterjanca@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
(cherry picked from commit abd0b56294e77098e233eff0c906bde6b7d7f2f8)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

DEVELOPERS

@@ -2384,7 +2384,7 @@ F:	package/tree/
 N:	Pieter De Gendt <pieter.degendt@gmail.com>
 F:	package/libvips/
 
-N:	Pieterjan Camerlynck <pieterjan.camerlynck@gmail.com>
+N:	Pieterjan Camerlynck <pieterjanca@gmail.com>
 F:	package/libdvbpsi/
 F:	package/mraa/
 F:	package/synergy/