updated vi/mi members and former-members pages

### Please verify the following:

- [x] You have searched for relevant keywords in [recent open and closed issues](https://github.com/open-learning-exchange/open-learning-exchange.github.io/issues?q=is%3Aissue) to avoid duplicates.

### Problem

clean up current and former members

### Screenshot (when necessary)

_No response_

### Proposed solution(s)

_No response_