Update conferences (#474)

Co-authored-by: TimOsahenru <[email protected]>

Author: github-actions[bot]

_data/conferences.yml

@@ -1,15 +1 @@
-- dates: 22 - 27 Sep 2024
-  location: Durham, North Carolina, United States
-  name: DjangoCon US 2024
-  speaking: "- Felipe De Morais - Building Your First API with Django and Django Rest\
-    \ Framework\r\n- Harmony Elendu - Project Management in Open Source\r\n- Samweli\
-    \ Mwakisambwe - Open-source Python tools to visualize and analyse geospatial data\r\
-    \n- Ron Maravanyika - Unlocking Performance: Benchmarking and profiling Django\
-    \ for Maximum Efficiency\r\n- Johanan Oppong Amoateng - Empowering Tertiary Students:\
-    \ Introducing PyClubs for Enhanced Python Skills and Community Engagement\r\n\
-    - Eva Nanyonga - Only reliable Data: Protecting Database Integrity\r\n- Richard\
-    \ Ackon - Understanding Database Connection Management in Django"
-  summary: DjangoCon US 2024 has been announced! Join us for five days of inspiration,
-    education, and networking opportunities centering around the Django web framework.
-  type: both
-  url: https://2024.djangocon.us/
+[]