Create `<pf-alert>` element. Reference: [Alert](https://v4-archive.patternfly.org/v4/components/alert) Notes to developer: Prior Art found in [`<rh-alert>`](https://ux.redhat.com/elements/alert/). This component could be backported to use Patternfly tokens. Features such as the expandable and truncated alerts could be excluded in the initial implementation and wouldn't be considered blocking.
Create
<pf-alert>element.Reference: Alert
Notes to developer:
Prior Art found in
<rh-alert>. This component could be backported to use Patternfly tokens.Features such as the expandable and truncated alerts could be excluded in the initial implementation and wouldn't be considered blocking.