[DOC] Add note to investigate segmentation function

Updated the development log to include a task for investigating the segmentation function, ensuring comprehensive tracking of future tasks.

Author: Leguark

docs/dev_logs/2025_May.md

@@ -3,6 +3,7 @@
 --- General
 - [ ] Create a proper suit of tests
 - [ ] Investigate speed
+- [ ] Investigate segmentation function 
 - [ ] Create a robust api to make sure we do not mess up assigning priors to gempy parameters
 --- Vector examples
 - [ ] Bring the Vector example here...