Deprecate calling Location.create

This functionality has been deprecated since 2014,
but there wasn't any deprecation message before.

See commit #1d1d0db4 for details.

Author: sandstrom

packages/@ember/-internals/routing/lib/location/api.ts

@@ -1,4 +1,4 @@
-import { assert } from '@ember/debug';
+import { assert, deprecate } from '@ember/debug';
 
 export interface EmberLocation {
   implementation: string;
@@ -111,6 +111,20 @@ export default {
       Boolean(implementationClass)
     );
 
+    deprecate(
+      "Calling `create` on Location class is deprecated. Instead, use `container.lookup('location:my-location')` to lookup the location you need.",
+      false,
+      {
+        id: 'deprecate-auto-location',
+        until: '4.0.0',
+        url: 'https://emberjs.com/deprecations/v3.x#toc_deprecate-auto-location',
+        for: 'ember-source',
+        since: {
+          enabled: '3.28.1',
+        },
+      }
+    );
+
     return implementationClass.create(...arguments);
   },