Merge topic 'sphinx-search-index' into release-3.27

fbed0431c2 ci: Suppress cmake.org html documentation search results for index entries

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !8700

.gitlab/os-linux.yml

diff --git a/.gitlab/os-linux.yml b/.gitlab/os-linux.yml
index 79217ee..23ec481 100644
--- a/.gitlab/os-linux.yml
+++ b/.gitlab/os-linux.yml
@@ -622,3 +622,5 @@
           -DCMake_SPHINX_CMAKE_ORG_OUTDATED=$CMAKE_CI_SPHINX_OUTDATED
           -DCMake_VERSION_NO_GIT=$CMAKE_CI_VERSION_NO_GIT
         - ninja
+        # FIXME(#25175): non-main index entries are scored too high.
+        - sed -i '/search for explicit entries in index directives/,/^$/d' html/_static/searchtools.js