DEV: Replace save-button partial with a component (#9066)

app/assets/javascripts/admin/components/save-controls.js.es6

@@ -1,14 +0,0 @@
-import discourseComputed from "discourse-common/utils/decorators";
-import { or } from "@ember/object/computed";
-import Component from "@ember/component";
-
-export default Component.extend({
-  classNames: ["controls"],
-
-  buttonDisabled: or("model.isSaving", "saveDisabled"),
-
-  @discourseComputed("model.isSaving")
-  savingText(saving) {
-    return saving ? "saving" : "save";
-  }
-});

app/assets/javascripts/admin/templates/components/save-controls.hbs

@@ -1,7 +0,0 @@
-{{d-button action=action disabled=buttonDisabled label=savingText class="btn-primary save-changes"}}
-{{yield}}
-<div class='save-messages'>
-  {{#if saved}}
-    <div class='saved'>{{i18n 'saved'}}</div>
-  {{/if}}
-</div>