Prettify all spec files

spec/javascripts/ajax_loading_spinner_spec.js

spec/javascripts/avatar_helper_spec.js

spec/javascripts/behaviors/bind_in_out_spec.js

spec/javascripts/behaviors/copy_as_gfm_spec.js

...avascripts/behaviors/gl_emoji/unicode_support_map_spec.js

spec/javascripts/behaviors/quick_submit_spec.js

spec/javascripts/behaviors/requires_input_spec.js

spec/javascripts/behaviors/secret_values_spec.js

spec/javascripts/blob/3d_viewer/mesh_object_spec.js

...scripts/blob/balsamiq/balsamiq_viewer_integration_spec.js

spec/javascripts/blob/balsamiq/balsamiq_viewer_spec.js

spec/javascripts/blob/blob_file_dropzone_spec.js

spec/javascripts/blob/blob_fork_suggestion_spec.js

spec/javascripts/blob/notebook/index_spec.js

spec/javascripts/blob/pdf/index_spec.js

spec/javascripts/blob/sketch/index_spec.js

spec/javascripts/blob/viewer/index_spec.js

spec/javascripts/boards/board_blank_state_spec.js

spec/javascripts/boards/board_card_spec.js

spec/javascripts/boards/board_new_issue_spec.js