F2F promotion in classes

### Background
Dependency: https://github.com/CodeYourFuture/DLP/issues/69

As part of out strategy to get more trainees into the DLP, it has been suggested that presentation to the current London cohort would be a good idea. The aim would be to create awareness about the program in CYF and to encourage people already in our program to promote the course

### Acceptance criteria

- [ ] Attend a CYF London class and present a short introduction about the DLP

### Owner

Amy

### Stakeholder

_No response_

### Approver

Amy