Lodash upgrade and cleanup (#2990)

* Upgrades lodash
* Replaces some usage of lodash with native functions.
* Adds linting to catch cases where native functions could be used instead of lodash functions
* Renamed testTools to testUtils

Co-authored-by: Joshi <simplyrender@gmail.com>
Co-authored-by: David Tsay <david.e.tsay@nasa.gov>
Co-authored-by: David Tsay <3614296+davetsay@users.noreply.github.com>
Co-authored-by: Andrew Henry <akhenry@gmail.com>

src/plugins/displayLayout/components/LineView.vue

@@ -62,6 +62,7 @@
 <script>
 
 import conditionalStylesMixin from "../mixins/objectStyles-mixin";
+import _ from 'lodash';
 
 const START_HANDLE_QUADRANTS = {
     1: 'c-frame-edit__handle--sw',