fix(curriculum): remove extra punctuation in JS Maps and Sets quiz (#64460)

Co-authored-by: Shivansh <shivanshsharma76789@gmail.com>

curriculum/challenges/english/blocks/quiz-javascript-maps-and-sets/67358be1c7903489c0a7db78.md

@@ -43,19 +43,19 @@ Which of the following methods is available in Maps but not in Sets?
 
 #### --distractors--
 
-`has()`.
+`has()`
 
 ---
 
-`clear()`.
+`clear()`
 
 ---
 
-`values()`.
+`values()`
 
 #### --answer--
 
-`set()`.
+`set()`
 
 ### --question--
 
@@ -430,19 +430,19 @@ Which two methods of Sets return a `SetIterator` that contains the values of a c
 
 #### --distractors--
 
-`entries()` and `values()`.
+`entries()` and `values()`
 
 ---
 
-`forEach()` and `values()`.
+`forEach()` and `values()`
 
 ---
 
-`has()` and `add()`.
+`has()` and `add()`
 
 #### --answer--
 
-`keys()` and `values()`.
+`keys()` and `values()`
 
 ### --question--