DEVELOPERS: add Waldemar as developer for uclibc-ng-test

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

DEVELOPERS

@@ -1557,6 +1557,7 @@ F:	arch/Config.in.bfin
 F:	arch/Config.in.sparc
 F:	arch/Config.in.m68k
 F:	package/uclibc/
+F:	package/uclibc-ng-test/
 F:	package/mksh/
 
 N:	Waldemar Rymarkiewicz <waldemar.rymarkiewicz@tieto.com>