Email notification includes wrong answer-link to the corresponding conversation
Message email notification contains a link to answer the received message. The URL in this link is broken (missing &, uc not needed):
Steps to reproduce
Inspect the link in any message notification (personal, group, shop)
What is the current bug behavior?
Link doensn't lead to conversation but start page.
What is the expected correct behavior?
Link brings user directly to the conversation.
Relevant error messages and/or screenshots