[buildbot] phase2: remove duplicate branch argument

[LEDE Commits]

jow pushed a commit to buildbot.git, branch master:
https://git.lede-project.org/6cb03693ec7457b097bcce192be8ee309c5484e2

commit 6cb03693ec7457b097bcce192be8ee309c5484e2
Author: Jo-Philipp Wich <jo at mein.io>
AuthorDate: Mon Nov 14 15:38:21 2016 +0100

    phase2: remove duplicate branch argument
    
    Signed-off-by: Jo-Philipp Wich <jo at mein.io>
---
 phase2/master.cfg | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/phase2/master.cfg b/phase2/master.cfg
index ad84ab2..c3e2600 100644
--- a/phase2/master.cfg
+++ b/phase2/master.cfg
@@ -122,7 +122,7 @@ with open(home_dir+'/source.git/feeds.conf.default', 'r') as f:
 			feeds.append(parts)
 			url = parts[2].strip().split(';')
 			branch = url[1] if len(url) > 1 else 'master'
-			c['change_source'].append(GitPoller(url[0], branch=branch, workdir='%s/%s.git' %(os.getcwd(), parts[1]), branch='master', pollinterval=300))
+			c['change_source'].append(GitPoller(url[0], branch=branch, workdir='%s/%s.git' %(os.getcwd(), parts[1]), pollinterval=300))
 
 
 ####### SCHEDULERS