Enable SQLite and CertVerifyProcInternal tests in net_unittests on Fuchsia

These tests pass after https://crrev.com/501346

Bug: 731302
Change-Id: I4c6639e59f4270933aaf66a9a25ffac8beb3761f
Reviewed-on: https://chromium-review.googlesource.com/662922
Commit-Queue: Sergey Ulanov <sergeyu@chromium.org>
Reviewed-by: Scott Graham <scottmg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#501461}

testing/buildbot/filters/fuchsia.net_unittests.filter

 # TODO(fuchsia): Fix these tests and remove the filter. https://crbug.com/731302 .
--CertVerifyProcInternalTest.*
 -CloseOnConnectHttpServerTest.ServerImmediatelyClosesConnection
 -NetworkInterfacesTest.GetNetworkList
 -ProxyScriptFetcherImplTest.Priority
 -PythonUtils*
--SQLite*
 -UDPSocketTest.PartialRecv
 -UnixDomain*Socket*
 -URLRequest*FTP*