[lldb] Remove use of removed dotest arg -s in build.py

zorg/jenkins/build.py

diff --git a/zorg/jenkins/build.py b/zorg/jenkins/build.py
index d6e55be..debafab 100644
--- a/zorg/jenkins/build.py
+++ b/zorg/jenkins/build.py
@@ -586,7 +586,6 @@
     header("Configure")
     dotest_args=['--arch', 'x86_64', '--build-dir',
                  conf.lldbbuilddir()+'/lldb-test-build.noindex',
-                 '-s='+log_dir,
                  '-t',
                  '--env', 'TERM=vt100']
     dotest_args.extend(conf.dotest_flags)