fix(curriculum): Missing space in function declaration #56498 (#56502)

curriculum/challenges/english/25-front-end-development/workshop-calculator/66cc06012e46aa6bc9b8c001.md

@@ -13,7 +13,7 @@ In the previous lecture videos, you learned how to declare functions like this:
 
 ```js
 // regular function
-function myFunction(){
+function myFunction() {
 
 }
 

curriculum/challenges/english/25-front-end-development/workshop-calculator/66cc095dfe1682753d2ab030.md

@@ -12,7 +12,7 @@ One of concepts you learned in the previous lecture videos was how to return val
 Here is a reminder of how to return a value from a function:
 
 ```js
-function myFunction(){
+function myFunction() {
   return 'Hello World';
 }
 ```

curriculum/challenges/english/25-front-end-development/workshop-calculator/66cc0a9e06e00b75d6782be9.md

@@ -12,7 +12,7 @@ In the previous lecture videos, you learned how to call(invoke) a function. Call
 Here is a reminder of how to call a function:
 
 ```js
-function myFunction(){
+function myFunction() {
   return 'Hello World';
 }