Update docs

Author: YoanSallami

docs/Synalinks API/Programs API/index.md

@@ -35,7 +35,4 @@ Synalinks offers three methods to create programs, each tailored to different le
 ### Saving & Serialization
 
 - [Whole program saving and loading](Program Saving API/Program saving and loading.md)
-- [Variables-only saving and loading](Program Saving API/Variable saving and loading.md)
-- [Program config serialization]()
-- [Program export for inference]()
-- [Serialization utilities]()
+- [Variables-only saving and loading](Program Saving API/Variable saving and loading.md)