fix: add missing characters to regex

Author: JCPedroza

src/interview-classics/is-palindrome/is-palindrome-method.js

@@ -1,5 +1,5 @@
 // Characters to remove from string in order to normalize it
-const charsToRemove = /[.,:;?!\s]/g
+const charsToRemove = /[-.,:;?!'"\s()]/g
 
 /**
  * Checks if a string is a palindrome. Uses srtring and array methods.

src/interview-classics/is-palindrome/is-palindrome-while.js

@@ -1,5 +1,5 @@
 // Characters to remove from string in order to normalize it
-const charsToIgnore = /[.,:;?!\s]/
+const charsToIgnore = /[-.,:;?!'"\s()]/
 
 /**
  * Checks if a string is a palindrome. Uses a while loop.