elinux: add dnsmasq

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>

configs/rcn-ee_console_debian_jessie_armhf.conf

@@ -23,6 +23,7 @@ deb_include="	\
 	cpufrequtils	\
 	crda	\
 	device-tree-compiler	\
+	dnsmasq	\
 	dosfstools	\
 	fbset	\
 	file	\

configs/rcn-ee_console_debian_stretch_armhf.conf

@@ -22,6 +22,7 @@ deb_include="	\
 	ca-certificates	\
 	crda	\
 	device-tree-compiler	\
+	dnsmasq	\
 	dosfstools	\
 	fbset	\
 	file	\

configs/rcn-ee_console_ubuntu_xenial_armhf.conf

@@ -24,6 +24,7 @@ deb_include="	\
 	cpufrequtils	\
 	crda	\
 	device-tree-compiler	\
+	dnsmasq	\
 	dosfstools	\
 	fbset	\
 	file	\