Clarify code section part in Test Cases

EIPS/eip-3670.md

@@ -63,10 +63,7 @@ This change poses no risk to backwards compatibility, as it is introduced at the
 
 ### Contract creation
 
-Each case should be tested by submitting an EOF container to EOF contract creation (as specced out in a separate EIP).
-
-- EOF container with an invalid code at zeroth code section
-- EOF container with an invalid code at code sections placed in various positions
+Each case should be tested by submitting an EOF container to EOF contract creation (as specced out in a separate EIP). Each case should be tested with code placed in code sections at different indices.
 
 ### Valid codes