Adding 12.19.24 Data Bytes slide deck (#140)

* Add files via upload

Adding 12.19.24 Data Bytes slide deck

* Update _index.md

Adding line for December Data Bytes

Author: jjahearn22

content/collaborate/meetings/data-bytes/_index.md

@@ -23,6 +23,7 @@ You can sign up for this monthly meeting by [filling in this request form](https
 
 Below is a list of presentations from past Data Bytes meetings.
 
+- [Meeting slides from December 19, 2024](/pdf/developer_data_bytes_20241219.pdf)
 - [Meeting slides from November 21, 2024](/pdf/developer_data_bytes_20241121.pdf)
 - [Meeting slides from October 24, 2024](/pdf/developer_data_bytes_20241024.pdf)
 - [Meeting slides from September 26, 2024](/pdf/developer_data_bytes_20240926.pdf)