[rubygem-websocket-driver] Use rspec2 command

[Josef Stribny]

commit 613b07a4495f369be146030f767756765c9e6ed9
Author: Josef Stribny <jstribny at redhat.com>
Date:   Tue Dec 2 13:55:09 2014 +0100

    Use rspec2 command

 rubygem-websocket-driver.spec |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/rubygem-websocket-driver.spec b/rubygem-websocket-driver.spec
index 6412506..7173913 100644
--- a/rubygem-websocket-driver.spec
+++ b/rubygem-websocket-driver.spec
@@ -74,7 +74,7 @@ tar xf %{SOURCE1}
 # Bundler
 sed -i -e '2d' examples/tcp_server.rb
 sed -i -e '2d' spec/spec_helper.rb
-rspec -I$(dirs +1)%{gem_extdir_mri} spec
+rspec2 -I$(dirs +1)%{gem_extdir_mri} spec
 popd
 
 %files