Fix scikit-learn reference in conda environment files (#195)

Author: stes

conda/cebra_paper.yml

@@ -39,7 +39,7 @@ dependencies:
         - "cebra[dev,integrations,datasets,demos]"
         - joblib
         - literate-dataclasses
-        - sklearn
+        - scikit-learn
         - scipy
         - torch
         - keras==2.3.1

conda/cebra_paper_m1.yml

@@ -48,7 +48,7 @@ dependencies:
         - tensorflow-metal
         - joblib
         - literate-dataclasses
-        - sklearn
+        - scikit-learn
         - scipy
         - torch
         - umap-learn