iOS Parallel build tweak (#10236)
iOS Parallel build tweak (#10236)

* Run more portions of copyResources in parallel, shaves off ~5-6s of the build time for me.
* Fix eslint issues by collapsing some of the array.some calls to array.find and.or using es6 arrow functions

mano-mykingdom/titanium_mobile,mano-mykingdom/titanium_mobile,mano-mykingdom/titanium_mobile,mano-mykingdom/titanium_mobile,mano-mykingdom/titanium_mobile,mano-mykingdom/titanium_mobile,mano-mykingdom/titanium_mobile,mano-mykingdom/titanium_mobile