Reland "[CrostiniPage] Link "Set up Crostini" search result to the setting"

This is a reland of dd30c5d1

Change was unrelated to the test failures.

Original change's description:
> [CrostiniPage] Link "Set up Crostini" search result to the setting
>
> Fix a bug where the "Set up Crostini" search result did not connect to
> the eponymous setting, so the setting was inaccessible for deep linking.
>
> Bug: 1084154
> Change-Id: I0b5452425eb19203c61c8b45ba4d2d96afc16264
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2380749
> Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
> Commit-Queue: Daniel Classon <dclasson@google.com>
> Cr-Commit-Position: refs/heads/master@{#802704}

TBR=khorimoto@chromium.org,dclasson@google.com

Bug: 1084154, 1123194
Change-Id: Ia08b6010bba1975e446174c552f465d4d5d49765
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2383091Reviewed-by: Marijn Kruisselbrink <mek@chromium.org>
Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Commit-Queue: Marijn Kruisselbrink <mek@chromium.org>
Cr-Commit-Position: refs/heads/master@{#802864}

chrome/browser/ui/webui/settings/chromeos/crostini_section.cc

@@ -98,8 +98,8 @@ const std::vector<SearchConcept>& GetCrostiniOptedOutSearchConcepts() {
        mojom::kCrostiniSectionPath,
        mojom::SearchResultIcon::kPenguin,
        mojom::SearchResultDefaultRank::kMedium,
-       mojom::SearchResultType::kSection,
-       {.section = mojom::Section::kCrostini},
+       mojom::SearchResultType::kSetting,
+       {.setting = mojom::Setting::kSetUpCrostini},
        {IDS_OS_SETTINGS_TAG_CROSTINI_SETUP_ALT1, SearchConcept::kAltTagEnd}},
   });
   return *tags;