Add scope input to set scopes for the authentication token

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

__tests__/docker.test.ts

@@ -50,7 +50,7 @@ test('logout calls exec', async () => {
 
   const registry = 'https://ghcr.io';
 
-  await logout(registry);
+  await logout(registry, '');
 
   expect(execSpy).toHaveBeenCalledTimes(1);
   const callfunc = execSpy.mock.calls[0];