Dialog width for express search config shifts depending on selection

[emenslin]

Describe the bug
In the express search config, if you switch between different selections, the dialog will shift randomly.

To Reproduce
Steps to reproduce the behavior:

1. Go to express search config dialog
2. Select different options in "Search Fields" and "Related Tables"
3. See that the dialog size changes

Expected behavior
Dialog size should be consistent

Screenshots

04-23_09.01.mp4

Please fill out the following information manually:

• OS: Windows 11
• Browser: Chrome
• Specify 7 Version: 7.12.1
• Database Name: ojsmnh
• Collection name: fossil invertebrates
• User Name: spadmin]
• URL: https://ojsmnh20260326-main.test.specifysystems.org/specify/