DOCS-#3873: fix 'more than one target found for cross-reference DataFrame' warning (#3874)
DOCS-#3873: fix 'more than one target found for cross-reference DataFrame' warning (#3874)

Signed-off-by: Anatoly Myachev <891778d0bbe2d9c0eda4a6dbde77616e7f335abb@intel.com>
modin-project/modin,modin-project/modin