Add 'requirements gathering meeting minutes' as an issue template

Create a requirement gatehring meeting minutes form as a github issues template

must have a label as well.

should look something like:

**Attendance/Apologies**
Chris Thomas
Anil Mistry
Ingrid White

**activity type :**
questionnaires
workshops
meetings/interviews
patient/staff feedback

**Agenda**

Requirements gathering from Ingrid for the use of the output of the Autoseg application in eclipse.
Evaluate the process of number of clicks involved in transferring the sturctures from one SS to the empty clinical one.
Review all current relevant requirements suggested by the RTPhysics Team.

**Actions**

update requirements to reflect the AI generatred sturcture set contours colours, ID's and approval status if applicable.