[subsurface] Fix the folder name

[Pierre-YvesChibon]

commit 7f1f9e0e7759b59d8c1804a90e8b26d3421f0834
Author: Pierre-Yves Chibon <pingou at pingoured.fr>
Date:   Fri May 17 19:46:50 2013 +0200

    Fix the folder name

 subsurface.spec |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/subsurface.spec b/subsurface.spec
index 6d60cc7..7e27904 100644
--- a/subsurface.spec
+++ b/subsurface.spec
@@ -43,7 +43,7 @@ all the dive computer supported by libdivecomputer.
 
 
 %prep
-%setup -q -c
+%setup -q -c -n Subsurface-%{version}
 
 %build
 make %{?_smp_mflags}