DEVELOPERS: update email address for Pierre-Jean Texier

Signed-off-by: Pierre-Jean Texier <texier.pj2@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 248c2e909ee7cc208e29d3720e04923733aaa5b1)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

DEVELOPERS

@@ -2108,7 +2108,7 @@ F:	package/kf5/
 N:	Pierre Floury <pierre.floury@gmail.com>
 F:	package/trace-cmd/
 
-N:	Pierre-Jean Texier <pjtexier@koncepto.io>
+N:	Pierre-Jean Texier <texier.pj2@gmail.com>
 F:	package/fping/
 F:	package/genimage/
 F:	package/haveged/