Add missing semicolon

Author: HenestrosaDev

code-coaches/hard/password-validation/PasswordValidation.java

@@ -15,7 +15,7 @@ public static boolean isPasswordStrong(String password) {
  }
  }
 
- boolean isStrong = numDigits >= 2 && numSpecialChars >= 2 && password.length() >= 7
+ boolean isStrong = numDigits >= 2 && numSpecialChars >= 2 && password.length() >= 7;
  return isStrong;
  }