Updates to [Search Page] Necessary for CTJ Wireframes to be in Compliance with Requirements

### Overview
As part of an audit of our current (as of 2024-31-01) wireframes to list of CTJ requirements signed off by the earlier CTJ team and our Product owner (Bonnie), we noticed that the following updates need to be made to the wireframes so that they may support our requirements.

### Action Items
- [ ] Update [Search Page](https://www.figma.com/file/G5bOqhud6azbxyR9El9Ygp/Civic-Tech-Jobs?type=design&node-id=1-12&mode=design) for a wireframe that _IF open volunteer roles do not match filters, provide an option to enter email so that the user can be contacted later if an opportunity that matches their inputs comes up._ and a wireframe for the following: _Once a user clicks on the next steps, they get two options
a. If they have not gone through the onboarding process, they get the meetup link
b. If they have been through the onboarding process, they should be added to the organization via the Data depot team and will be able to log into civictechjobs, Join project slack channel to express interest_

### Resources/Instructions