TST: fixed unit tests to cover the changed name of a default transformer

src/caoscrawler/default_transformers.yml

 
 
-ifelse:
+submatch:
   package: caoscrawler.transformer_functions
   function: ifelse
 split:

unittests/test_directories/test_transformers/cfood.yml

@@ -18,10 +18,10 @@ RootDir:
           in: $day_short
           out: $day_long
           functions:
-          - ifelse:  # name of the function
+          - submatch:  # name of the function
               match: Mon  # match is one specific argument
               then: Monday  # then another one
-          - ifelse:  # next function
+          - submatch:  # next function
               match: Tue
               then: Tuesday
         TestSplit: