DEVELOPERS: add Flávio Tapajós for rsyslog

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

DEVELOPERS

@@ -1078,6 +1078,7 @@ F:	package/python-pymodbus/
 N:	Flávio Tapajós <flavio.tapajos@newtesc.com.br>
 F:	configs/asus_tinker-s_rk3288_defconfig
 F:	board/asus/tinker-s/
+F:	package/rsyslog/
 
 N:	Florian Fainelli <f.fainelli@gmail.com>
 F:	package/cpulimit/