Cannot see any project being an observer user

[nithyaasworld]

1. Login as observer user on Test Environment. Verified with user topcoderconnect+Observer@gmail.com
2. Check the project list

Actual:
No projects are displayed.

As per the Role Matrix, Observer user should be able to see all the projects of connect

[nithyaasworld]

cc: @lakshmiathreya

[vikasrohit]

We can defer this one to next release as Observer role is going away soon. As discussed in #3425 (comment) we can get rid of Observer option.