fix: 🐛 copyright syntax (#2357)

ui/admin/app/components/breadcrumbs/container/index.hbs

@@ -1,7 +1,7 @@
 {{!
   Copyright (c) HashiCorp, Inc.
   SPDX-License-Identifier: BUSL-1.1
-~}}
+}}
 
 <Hds::Breadcrumb
   ...attributes

ui/admin/app/components/breadcrumbs/item/index.hbs

@@ -1,7 +1,7 @@
 {{!
   Copyright (c) HashiCorp, Inc.
   SPDX-License-Identifier: BUSL-1.1
-~}}
+}}
 
 {{#each this.breadcrumbsService.containers as |container|}}
   {{#in-element container.element insertBefore=null}}

ui/admin/app/templates/scopes/index.hbs

@@ -1,7 +1,7 @@
 {{!
   Copyright (c) HashiCorp, Inc.
   SPDX-License-Identifier: BUSL-1.1
-~}}
+}}
 
 {{outlet}}
 

ui/desktop/app/components/session/proxy-url/index.hbs

@@ -1,7 +1,7 @@
 {{!
   Copyright (c) HashiCorp, Inc.
   SPDX-License-Identifier: BUSL-1.1
-~}}
+}}
 
 <div class='proxy-url-container'>
   <Hds::Dropdown @listPosition='bottom-left' as |dd|>