android: add libnfnetlink and libnetfilter_conntrack

Change-Id: I346103bc1b9227986cff674269919236d3cace20
diff --git a/omni-caf.xml b/omni-caf.xml
index 1cb4d9d..0ea10b0 100644
--- a/omni-caf.xml
+++ b/omni-caf.xml
@@ -8,6 +8,8 @@
            fetch="https://github.com/omnirom"
            review="gerrit.omnirom.org" />
 
+  <project path="external/libnetfilter_conntrack" name="android_external_libnetfilter_conntrack" remote="omnirom" revision="android-8.0" />
+  <project path="external/libnfnetlink" name="android_external_libnfnetlink" remote="omnirom" revision="android-8.0" />
   <project path="hardware/ril" name="android_hardware_ril" remote="omnirom" revision="android-8.0" />
   <project path="vendor/codeaurora/telephony" name="android_vendor_codeaurora_telephony" remote="omnirom" revision="android-8.0" />
 </manifest>