Changes disappear when we tab in and out of the Edit API Connections tab.

### Severity

P4 - Low (Cosmetic/minor inconvenience)

### Describe the Bug with repro steps

**Steps to Reproduce**
1. Enable system-assigned managed identity on the Logic App.
2. Go to the Edit API Connections blade.
3. Change the authentication type to Logic App managed identity using the dropdown.
4. Select the Display Name from the dropdown.
5. Click the Save button.
6. A notification confirms the action was successful.

**Expected Result**
After a successful notification, the Save and Discard buttons should be disabled.

**Actual Result**
The Save and Discard buttons remain enabled, and when tabbing in and out, the changes disappear in the Edit API Connections blade.

### What type of Logic App Is this happening in?

Standard (Portal)

### Are you experiencing a regression?

2.50818.1.11

### Which operating system are you using?

Windows

### Did you refer to the TSG before filing this issue? https://aka.ms/lauxtsg

Yes

### Workflow JSON

```json

```

### Screenshots or Videos

[Screen Recording 2025-09-11 201526.zip](https://github.com/user-attachments/files/22278514/Screen.Recording.2025-09-11.201526.zip)

### Environment

Issue repro in latest canary testpass
Version:2.0.20250910.2

### Additional context

_No response_