Merge pull request #20323 from emberjs/stable-ember-error-type

[FEATURE] Introduce stable types for `@ember/error`

Author: chriskrycho

types/preview/@ember/error/index.d.ts

@@ -70,8 +70,6 @@ import './@ember/engine/-private/registry-proxy-mixin';
 import './@ember/engine/-private/types/initializer';
 import './@ember/engine/instance';
 
-import './@ember/error';
-
 import './@ember/helper';
 
 import './@ember/modifier';

types/preview/index.d.ts

@@ -235,7 +235,6 @@ const PREVIEW_MODULES = [
   '@ember/engine/lib/engine-parent.d.ts',
   '@ember/enumerable/index.d.ts',
   '@ember/enumerable/mutable.d.ts',
-  '@ember/error/index.d.ts',
   '@ember/helper/index.d.ts',
   '@ember/instrumentation/index.d.ts',
   '@ember/modifier/index.d.ts',