Disable debugd.Printer.

This starts to fail on uprevving.
Disabling only on Chromium waterfall to unblock the roll LKGM.
Note that it is passing on Chrome OS CQ/CI. No clear reason was
identified yet.

Bug: 11484015
Test: None
Change-Id: I144c80847bf06ff4ad0bd3f5a3c31df4f7135816
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2535901Reviewed-by: Nicholas Verne <nverne@chromium.org>
Reviewed-by: Alex Danilo <adanilo@chromium.org>
Commit-Queue: Alex Danilo <adanilo@chromium.org>
Cr-Commit-Position: refs/heads/master@{#827168}

chromeos/BUILD.gn

@@ -325,6 +325,9 @@ if (is_chromeos_device) {
       # crbug.com/1148036
       "ui.ExistingUserLogin",
       "ui.SigninProfileExtension",
+
+      # crbug.com/1148401
+      "debugd.Printer",
     ]
   }