chore: remove import that did not exist

Author: SamMousa

.github/workflows/main.yml

@@ -1,6 +1,7 @@
 name: CI
 
-on: [push, pull_request]
+on:
+  pull_request:
 
 jobs:
   tests:

src/Codeception/Module/AbstractAsserts.php

@@ -95,7 +95,6 @@ abstract class AbstractAsserts extends Module
         assertMatchesRegularExpression as public;
         assertNan as public;
         assertNotContains as public;
-        assertNotContainsEquals as public;
         assertNotContainsOnly as public;
         assertNotCount as public;
         assertNotEmpty as public;