Re-enable SCTAuditingHandlerTest.DisableReporting test

After the fix for crbug.com/1344881 in crrev.com/c/3773419, this should
no longer be prone to failure.

Bug: 1341847
Change-Id: I5406a794499812973154611e416dd5af788b80dd
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3778745
Auto-Submit: Chris Thompson <cthomp@chromium.org>
Commit-Queue: Joe DeBlasio <jdeblasio@chromium.org>
Reviewed-by: Joe DeBlasio <jdeblasio@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1026531}

services/network/sct_auditing/sct_auditing_handler_unittest.cc

@@ -221,8 +221,7 @@ void MakeTestSCTAndStatus(
 }
 
 // Tests that if reporting is disabled, reports are not created.
-// crbug.com/1341847 Disable the test due to flakiness
-TEST_F(SCTAuditingHandlerTest, DISABLED_DisableReporting) {
+TEST_F(SCTAuditingHandlerTest, DisableReporting) {
   // Create a report which would normally trigger a send.
   const net::HostPortPair host_port_pair("example.com", 443);
   net::SignedCertificateTimestampAndStatusList sct_list;