Revert "Add release notes query parameters to logs."

This reverts commit 6095d2a2.

Reason for revert: This breaks official builds:
https://ci.chromium.org/p/chrome/builders/ci/chromeos-kevin-chrome/7704

Original change's description:
> Add release notes query parameters to logs.
> 
> Bug: 1091050
> 
> Change-Id: Ie7f4320f2234f223851dfcaae71a14babbe88efd
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2230776
> Reviewed-by: Yulun Wu <yulunwu@chromium.org>
> Reviewed-by: Elly Fong-Jones <ellyjones@chromium.org>
> Commit-Queue: Yulun Wu <yulunwu@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#776138}

TBR=ellyjones@chromium.org,yulunwu@chromium.org

Change-Id: I426e4f3e6f9848cb3505bb8a796f6cf5208fefef
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 1091050
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2236222Reviewed-by: Steven Bennetts <stevenjb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#776169}

chrome/browser/ui/chrome_pages.cc

@@ -141,7 +141,6 @@ const std::string BuildQueryString(Profile* profile) {
   const std::string query_string = base::StrCat(
       {kChromeReleaseNotesURL, "?version=", milestone, "&tags=", board_name,
        ",", region, ",", language, ",", channel_name, ",", user_type});
-  VLOG(LOG_INFO) << "Release Notes Query String: " << query_string;
   return query_string;
 }