fix typo

Author: ChrisRackauckas

test/runtests.jl

@@ -92,7 +92,7 @@ end
         @time @safetestset "AD Tests" include("interface/ad_tests.jl")
         @time @safetestset "Newton Tests" include("interface/newton_tests.jl")
         @time @safetestset "DAE Initialize Integration" include("interface/dae_initialize_integration.jl")
-        @time @safetestset "DAE Initialization Tests" include("interface/dae_initialize_tests.jl")
+        @time @safetestset "DAE Initialization Tests" include("interface/dae_initialization_tests.jl")
     end
 
     if !is_APPVEYOR &&