dev/core#1587 Select2 - Use description as title for each option

[colemanw]

Overview

In the select2 dropdown, shows full description as a tooltip when hovering over each option.

Before

Descriptions are limited to one line and can be truncated.

After

The full description is shown as a tooltip.

[civibot]

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[colemanw]

FYI The test failure is unrelated.

[lcdservices]

I've tested this and it works as expected.

[seamuslee001]

Merging this based on @lcdservices 's review