[ML] Remove "Are you sure" from filter lists

[lcawl]

Summary

Per https://elastic.github.io/eui/#/guidelines/writing, we should avoid using "Are you sure" in our UI messages. This PR cleans up some machine learning "delete filter" UI text.

Checklist

• Any text added follows EUI's writing guidelines, uses sentence case text and includes i18n support

Screenshots (Before)

Delete a filter list:

Delete multiple filter lists:

Screenshots (After)

Delete a filter list:

Delete multiple filter lists:

[elasticmachine]

Pinging @elastic/ml-ui (:ml)

[lcawl]

NOTE: The guidelines (https://elastic.github.io/eui/#/layout/modal/guidelines) also show an example like this for the singular case:

Delete pipeline 'mypipeline'?

... so if we want to go that route for "Delete filter list 'myfilterlist'", that's fine by me too.

[lcawl]

@elasticmachine merge upstream

[walterra]

LGTM

[kibanamachine]

💚 Build Succeeded

• continuous-integration/kibana-ci/pull-request
• Commit: c9cbe11

Build metrics

async chunks size

id	value	diff	baseline
ml	8.2MB	-904.0B	8.2MB

History

• 💚 Build #71049 succeeded 1f48d8e
• 💔 Build #71036 failed 9d1ecdc

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@elasticmachine merge upstream