Remove old admin directory & legacy form link

_content/audition.md

@@ -32,7 +32,6 @@ shows:
       - Producer: Melina Williams
     start_date: 2021-05-05
     content_warnings: "Missing/dead persons, strong language, threatening/distressing themes"
-    submission_form: "https://forms.gle/PJuUyZHf1UbEqm3T9"
     audition_link: "https://docs.google.com/document/d/1i7tvhDo9NWBy0PuUAelp81jpQETGPoTH6lC5XXNuahM/edit?usp=sharing"
     contact_email: digital-slot6@newtheatre.org.uk 
     crew_roles: "Shadow/Assistant Director/Producer; Creative Assistant; Video Editor, Sound Designer; Publicity Assistant; Poster Designer"
@@ -75,4 +74,4 @@ This is a lengthy process so please stay by your phone all day. If a team wants
 You may be offered multiple parts but you are only able to accept one part. 
 Please take time after auditions / callbacks to consider which shows you would prefer to be in, to save time if you are offered numerous roles.
 
-**Good luck!**
+**Good luck!**