Description

• Updated the code a bit.
• Added a golden test. The golden file is here: https://github.com/LongCatIsLooong/goldens/blob/dee106cde3112f48ddf236c53a9b602c9f288d71/packages/flutter/test/cupertino/text_field_test.disabled.0.png

Related Issues

original PR: flutter#32974

Tests

• disabled state golden

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