Update index.md

Changing contact email address to match the one indicated on the [UB webpage](https://www.ub.uio.no/english/courses-events/courses/carpentry/250312_python.html)

Author: bianchini88

index.md

@@ -15,7 +15,7 @@ startdate: 2025-03-12      # machine-readable start date for the workshop in YYY
 enddate: 2025-03-13        # machine-readable end date for the workshop in YYYY-MM-DD format like 2015-01-02
 instructor: ["Federico Bianchini", "Jeanne Chèneby"] # boxed, comma-separated list of instructors' names as strings, like ["Kay McNulty", "Betty Jennings", "Betty Snyder"]
 helper: ["Christine Kappatou", "Ada Koleini"]     # boxed, comma-separated list of helpers' names, like ["Marlyn Wescoff", "Fran Bilas", "Ruth Lichterman"]
-email: ["carpadmin@carpentry.uio.no", "fredebi@uio.no", "jeannech@uio.no"]    # boxed, comma-separated list of contact email addresses for the host, lead instructor, or whoever else is handling questions, like ["marlyn.wescoff@example.org", "fran.bilas@example.org", "ruth.lichterman@example.org"]
+email: ["contact-us@carpentry.uio.no", "fredebi@uio.no", "jeannech@uio.no"]    # boxed, comma-separated list of contact email addresses for the host, lead instructor, or whoever else is handling questions, like ["marlyn.wescoff@example.org", "fran.bilas@example.org", "ruth.lichterman@example.org"]
 collaborative_notes:  # optional: URL for the workshop collaborative notes, e.g. an Etherpad or Google Docs document (e.g., https://pad.carpentries.org/2015-01-01-euphoria)
 eventbrite:           # optional: alphanumeric key for Eventbrite registration, e.g., "1234567890AB" (if Eventbrite is being used)
 what3words:           # optional: what3words (https://what3words.com) address of the workshop venue, without leading slashes e.g. "globe.lessening.computers"