fix spec_helper missing/broken references

spec/javascripts/behaviors/autosize_spec.js

spec/javascripts/behaviors/quick_submit_spec.js

spec/javascripts/behaviors/requires_input_spec.js

spec/javascripts/boards/boards_store_spec.js.es6

spec/javascripts/boards/issue_spec.js.es6

spec/javascripts/boards/list_spec.js.es6

spec/javascripts/datetime_utility_spec.js.es6

spec/javascripts/diff_comments_store_spec.js.es6

.../javascripts/environments/environment_actions_spec.js.es6

...scripts/environments/environment_external_url_spec.js.es6

spec/javascripts/environments/environment_item_spec.js.es6

...javascripts/environments/environment_rollback_spec.js.es6

spec/javascripts/environments/environment_stop_spec.js.es6

spec/javascripts/environments/environments_store_spec.js.es6

spec/javascripts/extensions/array_spec.js.es6

spec/javascripts/extensions/element_spec.js.es6

spec/javascripts/extensions/jquery_spec.js

spec/javascripts/extensions/object_spec.js.es6

.../javascripts/graphs/stat_graph_contributors_graph_spec.js

spec/javascripts/graphs/stat_graph_contributors_util_spec.js