Suppress flaky Intel test

Suppresses EGLMultiContextTest.RepeatedEglInitAndTerminate on
Win/Intel/Vulkan since it is flakily timing out.

Bug: angleproject:517981272
Change-Id: I5fe3e436bd76a95bbbdf3ecb4e9549d6e8f323a8
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/7885805
Reviewed-by: Kenneth Russell <kbr@chromium.org>
Commit-Queue: Kenneth Russell <kbr@chromium.org>
Commit-Queue: Brian Sheedy <bsheedy@chromium.org>
Auto-Submit: Brian Sheedy <bsheedy@chromium.org>

src/tests/angle_end2end_tests_expectations.txt

diff --git a/src/tests/angle_end2end_tests_expectations.txt b/src/tests/angle_end2end_tests_expectations.txt
index 5486123..ae04f0e 100644
--- a/src/tests/angle_end2end_tests_expectations.txt
+++ b/src/tests/angle_end2end_tests_expectations.txt
@@ -2798,6 +2798,9 @@
 // Likely a SwiftShader bug.
 514397873 SWIFTSHADER : DrawBaseVertexBaseInstanceTest_ES3.BaseInstanceDivisorIndexing/* = SKIP
 
+// Timeout on Intel/Vulkan
+517981272 WIN INTEL VULKAN : EGLMultiContextTest.RepeatedEglInitAndTerminate/* = SKIP
+
 // !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 // Slow tests, should appear last in this file
 // !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!