[pulseview] remove unnecessary cmake define

[Dan Horák]

commit ed805447b66e3d6a38f907ad0090757f7a726f39
Author: Dan Horák <dan at danny.cz>
Date:   Sat Sep 20 13:59:19 2014 +0200

    remove unnecessary cmake define

 pulseview.spec |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/pulseview.spec b/pulseview.spec
index dc111d5..74947bc 100644
--- a/pulseview.spec
+++ b/pulseview.spec
@@ -30,8 +30,7 @@ libraries under the hood.
 
 
 %build
-%cmake -DCMAKE_BUILD_TYPE=Release \
-    -DENABLE_SIGROKDECODE=ON
+%cmake -DCMAKE_BUILD_TYPE=Release
 make %{?_smp_mflags}
 
 %install