PRESUBMIT.cfg: Fix a syntax error.

BUG=chromium:1019067
TEST=repo upload

Change-Id: I3b829eb5ae70e2d6b3d2ac38884aaf7f696294dc
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/autotest/+/1885891
Tested-by: Shuhei Takahashi <nya@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
diff --git a/PRESUBMIT.cfg b/PRESUBMIT.cfg
index b6a7fa9..95e808f 100644
--- a/PRESUBMIT.cfg
+++ b/PRESUBMIT.cfg
@@ -18,5 +18,4 @@
 test_lucifer = ./bin/test_lucifer
 
 [Hook Overrides Options]
-long_line_check: --exclude_regex=\bfirmware_Cr50ConsoleCommands/pinmux$
-long_line_check: --exclude_regex=\bcontrol(\.[\S]+)?$
+long_line_check: --exclude_regex=\bfirmware_Cr50ConsoleCommands/pinmux$ --exclude_regex=\bcontrol(\.[\S]+)?$