[Research] OUI Compliance audit of the vis_type_timeseries plugin

[BSFishy]

Tracking issue for OUI compliance audit of the vis_type_timeseries plugin.

Follow the steps in #3945 to complete the audit, then open another issue with findings. Once the work of performing the audit is done, this issue can be closed.

Related files

size (bytes)	file	notes
2.5K	src/plugins/vis_type_timeseries/public/application/visualizations/views/_metric.scss
1.5K	src/plugins/vis_type_timeseries/public/application/visualizations/views/_gauge.scss
929	src/plugins/vis_type_timeseries/public/application/components/_vis_with_splits.scss
908	src/plugins/vis_type_timeseries/public/application/visualizations/views/_top_n.scss
569	src/plugins/vis_type_timeseries/public/application/components/vis_types/_vis_types.scss
549	src/plugins/vis_type_timeseries/public/application/_variables.scss
531	src/plugins/vis_type_timeseries/public/application/components/_markdown_editor.scss
446	src/plugins/vis_type_timeseries/public/application/visualizations/views/_annotation.scss
443	src/plugins/vis_type_timeseries/public/application/components/vis_types/markdown/_markdown.scss
437	src/plugins/vis_type_timeseries/public/application/components/_no_data.scss
388	src/plugins/vis_type_timeseries/public/application/components/aggs/_agg_row.scss
379	src/plugins/vis_type_timeseries/public/application/components/_index.scss
378	src/plugins/vis_type_timeseries/public/application/components/_vis_editor_visualization.scss
369	src/plugins/vis_type_timeseries/public/application/components/_error.scss
355	src/plugins/vis_type_timeseries/public/application/index.scss
248	src/plugins/vis_type_timeseries/public/application/components/_color_picker.scss
238	src/plugins/vis_type_timeseries/public/application/components/_series_editor.scss
223	src/plugins/vis_type_timeseries/public/application/components/_annotations_editor.scss
127	src/plugins/vis_type_timeseries/public/application/_mixins.scss
87	src/plugins/vis_type_timeseries/public/application/components/_vis_picker.scss
82	src/plugins/vis_type_timeseries/public/application/visualizations/views/_index.scss
59	src/plugins/vis_type_timeseries/public/application/components/_color_rules.scss
57	src/plugins/vis_type_timeseries/public/application/_tvb_editor.scss
54	src/plugins/vis_type_timeseries/public/application/components/vis_types/_index.scss
52	src/plugins/vis_type_timeseries/public/application/components/panel_config/_panel_config.scss
26	src/plugins/vis_type_timeseries/public/application/components/panel_config/_index.scss
26	src/plugins/vis_type_timeseries/public/application/components/_vis_editor.scss
21	src/plugins/vis_type_timeseries/public/application/components/aggs/_index.scss

If this issue isn't already assigned to someone and you'd like to take on this work, please ping @BSFishy in the comments and I can assign it to you.