Update watch file

debian/watch

@@ -1,5 +1,4 @@
 version=4
-https://bitbucket.org/ripencc/bgpdump/downloads \
+https://bitbucket.org/ripencc/bgpdump/downloads?tab=tags \
     /ripencc/bgpdump/get/([0-9.]+)\.tar\.bz2 \
     debian uupdate
-