message: Add note about privacy related emails in suggest form
diff: @@ -19,6 +19,7 @@ Considering these tips when suggesting companies helps us a lot, but is <strong>
  12345 City
  Germany
  - You can see our preferred address format above: Separate lines with line breaks, do not include the company name and add the country as the last line.
  +- If the company's email is obviously privacy related, e.g. `privacy@` or `gdpr@`, you can set `Suggested transport medium` to email.
  - If you want to learn even more, you can check out our [`data` repository on GitHub](https://github.com/datenanfragen/data/).
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