fix(learn): Consolidated comments for Coding Interview Prep challenges - part 2 of 2 (#39576)

* fix: consolidate comments for use with the translation dictionary

* fix: added blank line between comments

Co-authored-by: Tom <20648924+moT01@users.noreply.github.com>

* fix: removed unneeded comment

Co-authored-by: Tom <20648924+moT01@users.noreply.github.com>

curriculum/challenges/english/10-coding-interview-prep/project-euler/problem-10-summation-of-primes.english.md

@@ -61,7 +61,6 @@ primeSummation(2000000);
 <section id='solution'>
 
 ```js
-//noprotect
 function primeSummation(n) {
   if (n < 3) { return 0 };
   let nums = [0, 0, 2];

curriculum/challenges/english/10-coding-interview-prep/project-euler/problem-2-even-fibonacci-numbers.english.md

@@ -59,11 +59,9 @@ tests:
 
 ```js
 function fiboEvenSum(n) {
-  // You can do it!
+
   return true;
 }
-
-fiboEvenSum(10);
 ```
 
 </div>