bug(form-field): mat-form-field text overlap with suffix icon

### Is this a regression?

- [ ] Yes, this behavior used to work in the previous version

### The previous version in which this bug was not present was

_No response_

### Description

when having mat-form-field with long label text the text overlap with suffix icon

### Reproduction

StackBlitz link: [https://stackblitz.com/edit/sktdb4nx-laqmu1py?file=src%2Fexample%2Fform-field-appearance-example.html](https://stackblitz.com/edit/sktdb4nx-laqmu1py?file=src%2Fexample%2Fform-field-appearance-example.html)
Steps to reproduce:
1. just put a long text on a mat-form-field with suffix icon

### Expected Behavior

no overlap with long text

### Actual Behavior


the text overlaps with the icon

### Environment

- Angular: 19.2.15
- CDK/Material: 19.2.15
- Browser(s): chrome
- Operating System (e.g. Windows, macOS, Ubuntu): windows

リンクされている StackBlitz のエントリーポイント src/example/form-field-appearance-example.html から始め、長い mat-form-field ラベルとサフィックスアイコンを使って Chrome で重なりを再現します。関連する Angular Material form-field の動作を追跡し、長いテキストがアイコンと重ならなくなったことを確認します。

索引モデルが issue の本文から書いたものです。