Fix bug in test expectation for uri_platform test.

tests/standalone/standalone.status

 # Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 # WARNING:
 # Tests using the multitest feature where failure is expected should *also* be
 # listed in tests/lib/analyzer/analyze_tests.status without the "standalone"
 # prefix.
 
 packages_file_test: Skip # Issue 26715
@@ skipping 311 matching lines @@
 
 # SIMDBC interpreter doesn't support lazy linking of natives.
 link_natives_lazily_test: SkipByDesign
 
 # SIMDBC interpreter doesn't support --no_lazy_dispatchers
 no_lazy_dispatchers_test: SkipByDesign
 
 [ $compiler == precompiler && $runtime == dart_precompiled && $system == android ]
 # Issue 26376
 io/file_system_watcher_test: RuntimeError
-io/uri_platform_test: RuntimeError
 io/resolve_symbolic_links_test: RuntimeError
 io/file_stat_test: RuntimeError
 # Issue #27638
 io/raw_datagram_socket_test: RuntimeError
 io/http_proxy_advanced_test: RuntimeError
 io/regress_21160_test: RuntimeError
 io/secure_multiple_client_server_test: RuntimeError
 io/http_proxy_test: RuntimeError
 io/secure_session_resume_test: RuntimeError
 io/raw_secure_server_socket_test: RuntimeError
@@ skipping 20 matching lines @@
 package/*: SkipByDesign # Launches VMs in interesting ways.
 
 [ $builder_tag == no_ipv6 ]
 io/http_bind_test: Skip
 io/raw_datagram_socket_test: Skip
 io/socket_source_address_test: Skip
 io/socket_bind_test: Skip
 io/http_proxy_advanced_test: Skip
 io/http_ipv6_test: Skip
 io/socket_ipv6_test: Skip