"Saving has no effect. Your class 'UnityEditor.WebGL.HttpServerEditorWrapper' is missing the FilePathAttribute" warning is thrown when building a WebGL Player

Reproduction steps:
1. Open the attached “ASDQWE” project
2. Build and run (File > Build And Run)
3. Observe the Console Window

Expected result: No errors or warnings are thrown
Actual result: “Saving has no effect. Your class 'UnityEditor.WebGL.HttpServerEditorWrapper' is missing the FilePathAttribute. Use this attribute to specify where to save your ScriptableSingleton” warning is displayed

Reproducible with: 2022.3.7f1, 2022.3.10f1, 2023.2.0a16, 2023.2.0b11, 2023.3.0a7
Not reproducible with: 2021.3.30f1, 2022.3.6f1, 2023.1.0a1, 2023.1.15f1, 2023.2.0a15

Reproducible on: Intel macOS 13.5
Not reproducible on: No other environment tested

Notes:

• The Player is built successfully
• Not reproducible on Standalone platform