change helpdesk form source

src/pages/helpdesk.mdx

@@ -13,12 +13,12 @@ At any step of the process:
 - whether you want to know more about ELNs, need a demonstration of Chemotion ELN, a test installation of the ELN or are simply thinking about one.
 - if you want to install Chemotion ELN, need help with IT issues etc.
 - want additional features in a running instance etc.
-- If you require support for __Chemotion Repository__, please send an email to the [Chemotion Repository Team](mailto:[email protected]).
+- If you require support for **Chemotion Repository**, please send an email to the [Chemotion Repository Team](mailto:[email protected]).
 
 To do so, you can send us an email at [helpdesk[at]nfdi4chem.de](mailto:[email protected]) or use the following form:
 
 <iframe
-  src="https://helpdesk-form.chemotion.scc.kit.edu/"
+  src="https://chemotion-helpdesk-form.chemotion.scc.kit.edu/"
   width="520px"
   height="500px"
 />