Disable InitialEnrollmentTest.ZeroTouchForcedAttestationFail

The test is constantly failing on linux-chromeos builders.

TBR=emaxx@chromium.org,cylai@google.com

Bug: 1107426
Change-Id: I2ec9626bb2076d9382d8186578628a621b127bf6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2307334Reviewed-by: Maksim Moskvitin <mmoskvitin@google.com>
Commit-Queue: Maksim Moskvitin <mmoskvitin@google.com>
Cr-Commit-Position: refs/heads/master@{#789962}

chrome/browser/chromeos/login/enrollment/enrollment_local_policy_server_browsertest.cc

@@ -741,7 +741,8 @@ IN_PROC_BROWSER_TEST_F(InitialEnrollmentTest, EnrollmentForced) {
 
 // Zero touch with attestation authentication fail. Attestation fails because we
 // send empty cert request. Should switch to interactive authentication.
-IN_PROC_BROWSER_TEST_F(InitialEnrollmentTest, ZeroTouchForcedAttestationFail) {
+IN_PROC_BROWSER_TEST_F(InitialEnrollmentTest,
+                       DISABLED_ZeroTouchForcedAttestationFail) {
   auto initial_enrollment =
       enterprise_management::DeviceInitialEnrollmentStateResponse::
           INITIAL_ENROLLMENT_MODE_ZERO_TOUCH_ENFORCED;