firmware_Cr50ConsoleCommands: update for 0.3.11

BUG=none
BRANCH=none
TEST=run on the new mp image

Change-Id: Ia2e7330cf79525a079f445deb1b68ed98a95ca15
Signed-off-by: Mary Ruthven <mruthven@google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/1370626
Tested-by: Mary Ruthven <mruthven@chromium.org>
Reviewed-by: Kevin Shelton <kmshelton@chromium.org>
Commit-Queue: Mary Ruthven <mruthven@chromium.org>
diff --git a/server/site_tests/firmware_Cr50ConsoleCommands/help b/server/site_tests/firmware_Cr50ConsoleCommands/help
index 0c6be9d..c769a4f 100644
--- a/server/site_tests/firmware_Cr50ConsoleCommands/help
+++ b/server/site_tests/firmware_Cr50ConsoleCommands/help
@@ -26,7 +26,7 @@
 -serialno
 shmem
 sleepmask
-(?P<prepvt>sn)?
+sn
 (?P<mp>-)?spihash
 sysinfo
 sysrst