Add crossplane org members iAnomaly, tanujd11, epk, Piotr1215, AlainRoy

[jbw976]

This PR adds a batch of new Crossplane org members, tracked by the following issues:

• 44

• 46

• 48

• 49

• 50

All members have been ack'd by their sponsors. The data for github user ID was taken from the following pages:

• https://api.github.com/users/iAnomaly
• https://api.github.com/users/tanujd11
• https://api.github.com/users/epk
• https://api.github.com/users/piotr1215
• https://api.github.com/users/AlainRoy