Skip BackForwardCacheBrowserTest.ReplacedNavigationEntry on Vulkan

In vulkan_content_browsertests the newly added
BackForwardCacheBrowserTest.ReplacedNavigationEntry is timing out
consistently.

This updates the filter to skip that test until the root cause can
be addressed.

TBR=backer@chromium.org
TEST=BackForwardCacheBrowserTest.ReplacedNavigationEntry
vulkan_content_browsertests

Change-Id: I64aec31540e6db0af257d858dfa585d1d10a02a5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2358893Reviewed-by: Jonathan Ross <jonross@chromium.org>
Reviewed-by: Jonathan Backer <backer@chromium.org>
Commit-Queue: Jonathan Ross <jonross@chromium.org>
Cr-Commit-Position: refs/heads/master@{#798679}

testing/buildbot/filters/gpu.skiarenderer_vulkan_content_browsertests.filter

-# TODO(jonross): Remove once Finch completes.
\ No newline at end of file
+# TODO(jonross): Remove once Finch completes.
+
+# Consistent Timeout. https://crbug.com/1116577
+-BackForwardCacheBrowserTest.ReplacedNavigationEntry
\ No newline at end of file