git-svn: req_svn when needed
git-svn: req_svn when needed

The delayed loading of SVN missed a place where SVN::Core is used. Make
sure to load the package before trying to use it.

Signed-off-by: Michael J Gruber <46f1a0bd5592a2f9244ca321b129902a06b53e03@drmicha.warpmail.net>
Acked-by: Eric Wong <8c2951295f8292b0c03727bc4652981172298eae@yhbt.net>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git