clangd.md: clarify directions to prereleases

This change removes a confusing portion of the Clangd documentation
that recommended using a prerelease version "further down on the
Releases page". This was the case when written, but is no longer true
(newer prereleases are further up on the page).

Change-Id: Ib9d7ff1a6bcacf9f8f2afebd10b260afd0f5b72a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2267723Reviewed-by: Hans Wennborg <hans@chromium.org>
Commit-Queue: Jesse McKenna <jessemckenna@google.com>
Cr-Commit-Position: refs/heads/master@{#783016}

docs/clangd.md

@@ -16,8 +16,8 @@ See [instructions](https://clang.llvm.org/extra/clangd/Installation.html#install
 Alternative: download clangd from the official [Releases](https://github.com/clangd/clangd/releases)
 page.
 
-Note: clangd 10.0.0 does not work with Chromium; use one of the pre-release
-versions lower down on the Releases page until a newer version is released.
+Note: clangd 10.0.0 does not work with Chromium; use one of the more recent
+pre-release versions of 11 or later on the Releases page.
 
 If you prefer to build clangd locally, use the following command to build from
 LLVM source, and you will get the binary at