code: public final void removeHelperText(@NonNull final CharSequence helperText) {
          Condition.INSTANCE.ensureNotNull(helperText, "The helper text may not be null");
          Condition.INSTANCE.ensureNotEmpty(helperText, "The helper text may not be empty");
          helperTexts.remove(helperText);
          verifyPasswordStrength();
      }
docs: Removes a specific helper text, which should not be shown, depending on the password
  strength, anymore.
  
  @param helperText
  The helper text, which should be removed, as an instance of the type {@link
  CharSequence}. The helper text may neither be null, nor empty