prefer libpcap0.8-dev over obsolete libpcap-dev

Change-Id: If9a668896e7a45db147cc4ac8efda8a2dfc36333

debian/control

@@ -8,7 +8,7 @@ Build-Depends: debhelper (>= 5),
                libevent-dev (>= 2.0),
                libglib2.0-dev (>= 2.30),
                libhiredis-dev,
-               libpcap-dev,
+               libpcap0.8-dev | libpcap-dev,
                libpcre3-dev,
                libssl-dev (>= 1.0.1),
                libxmlrpc-c3-dev (>= 1.16.07) | libxmlrpc-core-c3-dev (>= 1.16.07),