code: public final void removeConstraint(@NonNull final Constraint<CharSequence> constraint) {
          Condition.INSTANCE.ensureNotNull(constraint, "The constraint may not be null");
          constraints.remove(constraint);
          verifyPasswordStrength();
      }
docs: Removes a specific constraint, which should not be used to verify the password strength,
  anymore.
  
  @param constraint
  The constraint, which should be removed, as an instance of the type {@link
  Constraint}. The constraint may not be null