Update app.py

app.py

@@ -34,9 +34,8 @@ opt_out_text_template = """\
 ### Opt-out
 
 If you want your data to be removed from the stack and model training \ 
-
 open an issue with <a href="https://github.com/bigcode-project/opt-out-v2/issues/new?title={title}&body={body}" target="_blank">this link</a> \
-(if the link doesn't work try right a right click and open it in a new tab) or visit https://github.com/bigcode-project/opt-out-v2/issues/new .\
+(if the link doesn't work try right a right click and open it in a new tab) or visit [https://github.com/bigcode-project/opt-out-v2/issues/new?&template=opt-out-request.md](https://github.com/bigcode-project/opt-out-v2/issues/new?&template=opt-out-request.md) .\
 """
 
 opt_out_issue_title = """Opt-out request for {username}"""
@@ -47,7 +46,7 @@ I request that the following data is removed from The Stack:
  - GitHub issue
 {repo_list}
 
-_Note_: If you don't want all resources to be included just remove the elements from the list above.
+_Note_: If you don't want all resources to be included just remove the elements from the list above. If you would like to exclude all repositories and resources just add a single element "all" to the list.
 """
 
 def issue_url(username, repos):