Update get.py

Author: Eunice-Son

braininventory/get.py

@@ -165,7 +165,7 @@ def __get__percentage_of_metadata_version_1(df):
     return len(df[df["metadata_version"] == 1]) / len(df)
 
 
-def __get__metadata_version_2(df):
+def __get__percentage_of_metadata_version_2(df):
 
   """
   Get the percentage/ratio of metadata version 1 from all datasets