Added Auto Hyphenation to shortcut categories panel

When words don't fit into one line in other locales, they will now be
hyphenated properly.

Test: Manual - ensure proper hyphenation of strings in Polish, German, on Shortcut
helper.
Fix: 387305055
Flag: com.android.systemui.keyboard_shortcut_helper_shortcut_customizer

Change-Id: I97b1a6ad050817129f69165b78c3469d84159835