One more typo in README

mira/examples/decapodes/decapodes_vs_decaexpr_composite/README.md

@@ -23,7 +23,7 @@ with open('friction_decaexpr.json', 'w') as f:
 
 ## Decapodes JSON files
 
-The decapodes JSON files are generated from the DecaExpr julia models files by running the following code (in julia). 
+The decapodes JSON files are generated from the DecaExpr julia models by running the following code (in julia). 
 To run this code, julia has to be installed. Then the dependencies need to be installed as well. julia is pretty 
 explicit about what needs to be installed, so if you have julia installed and try to run this code, it will tell you 
 what needs to be installed if any dependencies are missing and how to do it. Typically, it involves running