Exercise 3- Add tickets page

[M0nica]

Description

• Create /tickets page (using starter code)
• Update the ticket page starer code to dynamically replace placeholder conference with then name of the conference from the gatsby-config file.

Related Exercise:

• https://github.com/M0nica/gatsby-workshop/blob/main/site/INSTRUCTIONS/03_instructions.md

Approach:

• create new file at: site/src/pages/tickets.js
• add static query to the tickets page starter code

Files Changed:

• site/src/pages/tickets.js