[libvpx] fix arm configure

[Tom Callaway]

commit daa77e70b4ceed48c3ab2eb258dbbe99203e1978
Author: Tom Callaway <spot at fedoraproject.org>
Date:   Tue Feb 11 13:17:40 2014 -0500

    fix arm configure

 libvpx.spec |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/libvpx.spec b/libvpx.spec
index 7db2569..d9aa0cd 100644
--- a/libvpx.spec
+++ b/libvpx.spec
@@ -52,7 +52,8 @@ and decoder.
 %global	vpxtarget x86_64-linux-gcc
 %else
 %ifarch armv7hl
-%global vpxtarget armv7-linux-gcc
+# v7 uses cortex a8 opt
+%global vpxtarget armv6-linux-gcc
 %else
 %global vpxtarget generic-gnu
 %endif