docs: number of unique questions update

Author: danieldanielecki

README.md

@@ -71,7 +71,7 @@ Yes, we have a little commission from that link. Therefore, by using that link,
 4. Questions are similar to the actual exam, without duplications (like in other courses ;-)).
 5. The Practice Tests Exams simulate the actual exam's content, timing, and percentage required to pass the exam.
 6. This course is **not** an Amazon Web Services Certified (AWS Certified) Developer Associate (DVA-C02) Exam Dump. Some people use brain dumps or exam dumps, but that's absurd, which we don't practice.
-7. 385 **unique** questions.
+7. 387 **unique** questions.
 
 ## ☝️ Course Updates