Fixed the input text field for the sticky-note title text to respect …

[joshua-davis]

…the current text size. Fixes fogbugz 1357657

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Purpose of this PR

https://fogbugz.unity3d.com/f/cases/1357657/
The input text for a sticky-note's title text was always at the smallest text size, even if you changed the font size to huge.

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Testing status

Created a sticky note tried editing the title and contents at all 4 sizes (small, medium, large, huge) and verified that the font size was always equal between editable and non-editable.

-	Original	Title	Contents
Small
Medium
Large
Huge

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Comments to reviewers

The issue was the uss didn't recursively set this on the title text, which is how the contents works.

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[jessebarker]

LGTM

[Nightmask3]

Approving!

[bencloward]

I tested it out and it's working great. Ship it!