Fixed RPM spec file to use the License tag instead of Copyright

Also explicitly specify the license as GPLv2.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
diff --git a/e2fsprogs.spec.in b/e2fsprogs.spec.in
index 34e8899..bf78ebb 100644
--- a/e2fsprogs.spec.in
+++ b/e2fsprogs.spec.in
@@ -6,7 +6,7 @@
 Name: e2fsprogs
 Version: @E2FSPROGS_VERSION@
 Release: 0
-Copyright: GPL
+License: GPLv2
 Group: System Environment/Base
 Source:  ftp://download.sourceforge.net/pub/sourceforge/e2fsprogs/e2fsprogs-%{version}.tar.gz
 Url: http://e2fsprogs.sourceforge.net/