NetworkManager: Disable dnsmasq support

Dnsmasq duplicates resolved in terms of DNS caching functionality. Most
of its feature are not usefull in IoT.

Signed-off-by: Pavel Zhukov <pavel.zhukov@huawei.com>

meta-oniro-core/recipes-connectivity/networkmanager/networkmanager_%.bbappend

@@ -7,4 +7,4 @@ inherit writables
 WRITABLES = "system-connections"
 WRITABLE_PATH[system-connections] = "/etc/NetworkManager/system-connections"
 
-PACKAGECONFIG_remove = "dhclient"
+PACKAGECONFIG_remove = "dhclient dnsmasq"