Remove unused dependency on deprecated jquery.throttle-debounce
Remove unused dependency on deprecated jquery.throttle-debounce

The code in this module has been updated not to use it in
60fecfa77bd2e45e122d174b79d9fe78428478a9 (2018).

Change-Id: I41d4ca9d4008ac398410e20f3388adc05b47bdce

wikimedia/mediawiki-extensions-Kartographer,wikimedia/mediawiki-extensions-Kartographer,wikimedia/mediawiki-extensions-Kartographer