Fix focus inset test

Author: jzempel

packages/forms/src/elements/input-group/InputGroup.spec.tsx

@@ -38,7 +38,7 @@ describe('InputGroup', () => {
 
     fireEvent.focus(input);
 
-    expect(input).toHaveStyleRule('box-shadow', 'inset 0 0 0 1px #fff, inset 0 0 0 3px #1f73b7', {
+    expect(input).toHaveStyleRule('box-shadow', expect.stringContaining('inset'), {
       modifier: '&:focus-visible'
     });
   });