[hedgewars] Use better way to specify arm architecture

[Bruno Wolff III]

commit e33948d824c02c0e435377cf95f69613ae0da6e7
Author: Bruno Wolff III <bruno at wolff.to>
Date:   Sun Jan 4 11:38:51 2015 -0600

    Use better way to specify arm architecture

 hedgewars.spec |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/hedgewars.spec b/hedgewars.spec
index 3277fdb..eb61544 100644
--- a/hedgewars.spec
+++ b/hedgewars.spec
@@ -28,7 +28,7 @@ Requires:       dejavu-sans-fonts wqy-zenhei-fonts hicolor-icon-theme
 # https://bugzilla.redhat.com/show_bug.cgi?id=1178481
 # There is an arm specific failure that I am not in a good 
 # position to figure out.
-ExcludeArch: ppc64 s390 s390x armv7hl
+ExcludeArch: ppc64 s390 s390x %{arm}
 
 %description
 Hedgewars is a turn based strategy game but the real buzz is from watching the