[LDN-2026] Updating Sponsor pages and Suzie's li profile (#15767)

* [LDN-2026] Updating Sponsor pages and Suzie's li profile

* [LDN-2026] Fix registration form link to point to the 2026 one

---------

Co-authored-by: Issy Long <issyl0@github.com>

Author: davidcollom

content/events/2026-london/sponsor.md

@@ -4,7 +4,9 @@ Type = "event"
 Description = "Sponsor devopsdays London 2026"
 +++
 
-We greatly value sponsors for this open event.  If you are interested in sponsoring, please drop us an email at [{{< email_organizers >}}].
+We greatly value sponsors for this open event.  If you are interested in sponsoring, please fill in [the registration form](https://docs.google.com/forms/d/1gtmXmbVEcJlLfhZokd7LesxtLHkZHGh3IJjvMc51JMQ), or drop us an email at [{{< email_organizers >}}].
+
+[A downloadable version of our prospectus is available here.](https://assets.devopsdays.org/events/2026/london/devopsdays-london-2026-sponsorship-brochure.pdf)
 
 <hr>
 

data/events/2026/london/main.yml

@@ -44,6 +44,7 @@ event_social_linkedin: "https://www.linkedin.com/company/devopsdays-london/" # C
 event_social_mastadon: "https://social.devopsdays.org/@DevOpsDaysLondon" # Change this to url to your mastadon page
 event_social_bsky: "https://bsky.app/profile/devopsdays.london" # Change this to url to your bluesky page
 event_social_youtube: "DevOpsDaysLondon" # Change this to the youtube channel handle for your event such as devopsdaysrox
+event_social_instagram: "https://www.instagram.com/devopsdayslondon" # Change this to the url to your Instagram page.
 
 # Social Share Buttons
 # Optional: Specify which social share buttons to display on event pages.
@@ -100,6 +101,7 @@ team_members: # Name is the only required field for team members.
     pronouns: "he/him"
   - name: "Suzie Rasnak"
     pronouns: "she/her"
+    linkedin: "https://www.linkedin.com/in/suzierasnak/"
 
 organizer_email: "london@devopsdays.org" # Put your organizer email address here