Handle Mismatched Key Pairs

[Leo6Leo]

Describe the bug
UofT ECF has updated their machines in the past summer (2022 summer), so students need to delete the current machine in their account, and re-create it again. Otherwise, iCtrl will stuck there, and loading forever.

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: MacOS 12

• Browser [e.g. chrome, safari]

• Version : 2022.10.23 latest

[junhaoliao]

Currently I am marking this as "won't fix" because it is an issue on the UG computers' end. When this happens, whether we can provide better prompts / suggestions to users remains another question. Feel free to share your ideas.

[junhaoliao]

Fixed in 9899b7f

A prompt will always show when no matching key can be found on the remote target.