debian/watch: add uversionmangle

git-svn-id: svn+ssh://svn.debian.org/svn/python-modules/packages/python-git/trunk@21029 771dd761-d7fa-0310-a302-f036d1c1ebb6

Author: takaki

debian/watch

@@ -1,4 +1,4 @@
 version=3
-opts=dversionmangle=s/~/-/ \
+opts=uversionmangle=s/\.RC/~RC/ \
 http://pypi.python.org/packages/source/G/GitPython/GitPython-(.*)\.tar\.gz \
     debian uupdate