The "Hi {username}," string is split (glued) in some email templates

[denyshon]

The "Hi {username}," string is split (glued) in some email templates, particularly in:

• https://github.com/mozilla/kitsune/blob/a7e4e0781ca08e70740257ba1236a104fc1e2c06/kitsune/users/jinja2/users/email/contributor.html#L4
• https://github.com/mozilla/kitsune/blob/a7e4e0781ca08e70740257ba1236a104fc1e2c06/kitsune/users/jinja2/users/email/contributor.ltxt#L3
• https://github.com/mozilla/kitsune/blob/a7e4e0781ca08e70740257ba1236a104fc1e2c06/kitsune/community/jinja2/community/email/first_answer.html#L4
• https://github.com/mozilla/kitsune/blob/a7e4e0781ca08e70740257ba1236a104fc1e2c06/kitsune/community/jinja2/community/email/first_answer.ltxt#L4

[denyshon]

Hey Emil, once the PR is merged, could you please test these templates (and make sure usernames are still displayed correctly)?

[emilghittasv]

Contributor registration:

First answer:

[denyshon]

@emilghittasv congrats with the promotion to community manager! :D