DOC: Reference

Modify reference in documentation.

Author: daikitag

docs/effect-size.md

@@ -14,7 +14,7 @@ jupytext:
 .. currentmodule:: tstrait
 ```
 
-(sim_trait)=
+(sim_trait_doc)=
 
 # Trait simulation
 

docs/genetic.md

@@ -64,7 +64,7 @@ data requirements.
 
 :::{seealso}
 - [msprime](msprime:sec_intro) for simulating whole genome in tree sequence data.
-- [](effect_size) for simulating trait dataframe in tstrait.
+- [](sim_trait_doc) for simulating trait dataframe in tstrait.
 :::
 
 ```{code-cell}