[Backport 2.3.x] Element ref wasn't working on ng-for wizard.component.html with multiple fields

[jahow]

Backport of #996

[github-actions]

Affected libs: common-fixtures, api-metadata-converter, feature-editor, api-repository, feature-catalog, feature-record, feature-router, feature-search, feature-map, feature-dataviz, feature-auth, ui-search, ui-elements, feature-notifications, ui-catalog, util-shared, ui-widgets, ui-inputs, ui-layout, ui-map, data-access-datafeeder, util-data-fetcher, util-app-config, data-access-gn4, common-domain, ui-dataviz, util-i18n,
Affected apps: datahub, metadata-converter, metadata-editor, demo, webcomponents, search, map-viewer, datafeeder, data-platform,

• 🚀 Build and deploy storybook and demo on GitHub Pages
• 📦 Build and push affected docker images

[github-actions]

📷 Screenshots are here!