hooks: remove shill from known_bad_oom

shill now has OOM values set in its upstart scripts, remove it from the
allowlist.

BUG=b:216206631
TEST=emerge-{BOARD} shill no longer prints a message asking to remove
shill from the list

Change-Id: Id5ef9f37ab99392166f08d3d8e83a0d6687e1be8
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosutils/+/3605838
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Tested-by: Nicolas Norvez <norvez@chromium.org>
Commit-Queue: Nicolas Norvez <norvez@chromium.org>
diff --git a/hooks/install/check-upstart-scripts.sh b/hooks/install/check-upstart-scripts.sh
index 4baf15e..d8c038c 100755
--- a/hooks/install/check-upstart-scripts.sh
+++ b/hooks/install/check-upstart-scripts.sh
@@ -157,7 +157,6 @@
   chromeos-base/rialto-cellular-autoconnect|\
   chromeos-base/rialto-modem-watchdog|\
   chromeos-base/runtime_probe|\
-  chromeos-base/shill|\
   chromeos-base/sirenia|\
   chromeos-base/smbprovider|\
   chromeos-base/swap-init|\