update changelog

Changelog.md

@@ -2,6 +2,20 @@
 
 All notable changes to this project will be documented in this file.
 
+## [0.74] - 2024-12-19
+- COMP-315: Allow any input for contacts, instead of requiring a URL (now actually fixed)
+- COMP-407: Fix SIEM vendors page rendering of the other category
+- COMP-431: Handle new internal_security_programme choice for crisis_exercises
+- COMP-432: Merge service matrix data for open-lightpath-exchange and lambda
+- COMP-433: Merge service matrix data for software-licenses into procurement for professional services
+- COMP-434: Add External security awareness programme Security Service
+- COMP-450: Add new text to connectivity load page
+- Update survey validation to be less strict about missing URLs
+- Establish proper code reuse throughout the application
+- Fix various bugs and issues throughout the application
+- Finalize required changes to be ready to publish 2024 survey data
+
+
 ## [0.73] - 2024-12-06
 - Don't allow empty rows for traffic statistics and policy URLs given in the survey
 - Fix URL validation to disallow spaces