Stop using escape HTML on SoundPicker title from intent

The method affects non-ascii characters from the string, but it might not be necessary to prevent injecting style into the window title.

Using a String instead of a CharSequence should be enough to remove any spannable elements from the intent extra.

Change-Id: Icd238bcff3e5c1dc7ecf27f97589ac01530f53da
Fix: 355350222
Test: manual