DEVELOPERS: add myself as contact for linuxptp+ipmitool

Signed-off-by: Heiko Thiery <heiko.thiery@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

DEVELOPERS

@@ -1096,8 +1096,10 @@ F:	package/python-remi/
 F:	package/python-sip/
 
 N:	Heiko Thiery <heiko.thiery@gmail.com>
+F:	package/ipmitool/
 F:	package/libnetconf2/
 F:	package/libyang/
+F:	package/linuxptp/
 F:	package/netopeer2/
 F:	package/sysrepo/