fix(curriculum): add isHidden: false to challenges

This includes certificates (where it does nothing), but does not
include any translations.

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/debugging/catch-arguments-passed-in-the-wrong-order-when-calling-a-function.english.md

@@ -2,6 +2,7 @@
 id: 587d7b85367417b2b2512b3a
 title: Catch Arguments Passed in the Wrong Order When Calling a Function
 challengeType: 1
+isHidden: false
 forumTopicId: 301184
 ---
 

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/debugging/catch-missing-open-and-closing-parenthesis-after-a-function-call.english.md

@@ -2,6 +2,7 @@
 id: 587d7b85367417b2b2512b39
 title: Catch Missing Open and Closing Parenthesis After a Function Call
 challengeType: 1
+isHidden: false
 forumTopicId: 301185
 ---
 

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/debugging/catch-misspelled-variable-and-function-names.english.md

@@ -2,6 +2,7 @@
 id: 587d7b84367417b2b2512b35
 title: Catch Misspelled Variable and Function Names
 challengeType: 1
+isHidden: false
 forumTopicId: 301186
 ---
 

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/debugging/catch-mixed-usage-of-single-and-double-quotes.english.md

@@ -2,6 +2,7 @@
 id: 587d7b84367417b2b2512b37
 title: Catch Mixed Usage of Single and Double Quotes
 challengeType: 1
+isHidden: false
 forumTopicId: 301188
 ---
 

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/debugging/catch-off-by-one-errors-when-using-indexing.english.md

@@ -2,6 +2,7 @@
 id: 587d7b86367417b2b2512b3b
 title: Catch Off By One Errors When Using Indexing
 challengeType: 1
+isHidden: false
 forumTopicId: 301189
 ---
 

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/debugging/catch-unclosed-parentheses-brackets-braces-and-quotes.english.md

@@ -2,6 +2,7 @@
 id: 587d7b84367417b2b2512b36
 title: 'Catch Unclosed Parentheses, Brackets, Braces and Quotes'
 challengeType: 1
+isHidden: false
 forumTopicId: 301190
 ---
 

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/debugging/catch-use-of-assignment-operator-instead-of-equality-operator.english.md

@@ -2,6 +2,7 @@
 id: 587d7b85367417b2b2512b38
 title: Catch Use of Assignment Operator Instead of Equality Operator
 challengeType: 1
+isHidden: false
 forumTopicId: 301191
 ---
 

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/debugging/prevent-infinite-loops-with-a-valid-terminal-condition.english.md

@@ -2,6 +2,7 @@
 id: 587d7b86367417b2b2512b3d
 title: Prevent Infinite Loops with a Valid Terminal Condition
 challengeType: 1
+isHidden: false
 forumTopicId: 301192
 ---
 

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/debugging/understanding-the-differences-between-the-freecodecamp-and-browser-console.english.md

@@ -2,6 +2,7 @@
 id: 587d7b83367417b2b2512b37
 title: Understanding the Differences between the freeCodeCamp and Browser Console
 challengeType: 1
+isHidden: false
 forumTopicId: 301193
 ---
 

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/debugging/use-caution-when-reinitializing-variables-inside-a-loop.english.md

@@ -2,6 +2,7 @@
 id: 587d7b86367417b2b2512b3c
 title: Use Caution When Reinitializing Variables Inside a Loop
 challengeType: 1
+isHidden: false
 forumTopicId: 301194
 ---
 

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/debugging/use-the-javascript-console-to-check-the-value-of-a-variable.english.md

@@ -2,6 +2,7 @@
 id: 587d7b83367417b2b2512b33
 title: Use the JavaScript Console to Check the Value of a Variable
 challengeType: 1
+isHidden: false
 forumTopicId: 18372
 ---
 

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/debugging/use-typeof-to-check-the-type-of-a-variable.english.md

@@ -2,6 +2,7 @@
 id: 587d7b84367417b2b2512b34
 title: Use typeof to Check the Type of a Variable
 challengeType: 1
+isHidden: false
 forumTopicId: 18374
 ---