fix errors during merge

server/testgame/TestGame/Levels/Function.lean

@@ -1,11 +1,12 @@
 import TestGame.Levels.Function.L01_Function
 import TestGame.Levels.Function.L02_Let
-import TestGame.Levels.Function.L03_Composition
-import TestGame.Levels.Function.L06_Piecewise
-import TestGame.Levels.Function.L07_Injective
-import TestGame.Levels.Function.L08_Injective
-import TestGame.Levels.Function.L09_Surjective
-import TestGame.Levels.Function.L10_Bijective
+import TestGame.Levels.Function.L03_Piecewise
+import TestGame.Levels.Function.L04_Injective
+import TestGame.Levels.Function.L05_Injective
+import TestGame.Levels.Function.L06_Injective
+import TestGame.Levels.Function.L07_Surjective
+import TestGame.Levels.Function.L08_Bijective
+import TestGame.Levels.Function.L09_Inverse
 import TestGame.Levels.Function.L11_Inverse
 
 Game "TestGame"

server/testgame/TestGame/Levels/Sum/L02_Sum.lean

@@ -38,4 +38,4 @@ Statement
     Alternativ kann man auch mit `rw [add_comm]` dies explizit umordnen."
   ring
 
-NewLemmas Finset.sum_add_distrib add_comm
+NewLemma Finset.sum_add_distrib add_comm