Slow fts tooltips initialization in case of many table cells

[Ilya-c]

Environment

• Platform version: 7.2.1

Description of the bug or enhancement

1. Enable tooltips in tables with fts filters cuba.gui.genericFilterFtsTableTooltipsEnabled=true
2. Find some entities using fts search

• Expected behavior: generate only single HitInfo for the each table row
• Actual behavior: HitInfo's are generated for each cell of the table row

[gorbunkov]

Fixed in cuba-platform/cuba#2776