[TIMOB-13251] remove extra line injected into top of module js files

[TIMOB-13251](https://jira.appcelerator.org/browse/TIMOB-13251)

Fixes regression caused by https://github.com/appcelerator/titanium_mobile/commit/cbffb1b4cc42bdcf201c8782e8955e6b6e387cd4#android/runtime/common/src/js/kroll.js