fix PR requester builder promption.

tools/jenkins-scripts/pull-request-builder.py

@@ -148,8 +148,9 @@ def gen_scripting_bindings():
     # Generate binding glue codes
     if(branch == 'v3' or branch == 'v4-develop' or branch == 'v35-for-tizen'):
         ret = os.system("python tools/jenkins-scripts/slave-scripts/gen_jsb.py")
-    if(ret != 0):
+    else:
         print("The branch" + branch + " doesn't accept PR!")
+    if(ret != 0):
         sys.exit(ret)