fix(core): dns type

Author: JonasBa

packages/core/src/baseclient.ts

@@ -77,7 +77,7 @@ export abstract class BaseClient<B extends Backend, O extends Options> implement
   protected readonly _options: O;
 
   /** The client Dsn, if specified in options. Without this Dsn, the SDK will be disabled. */
-  protected readonly _dsn?: Dsn;
+  protected readonly _dsn?: DsnComponents;
 
   /** Array of used integrations. */
   protected _integrations: IntegrationIndex = {};