Improve wording in if-statement problem

This fixes #206 in English, French, Spanish and Italian.

problems/if-statement/problem.md

@@ -20,7 +20,7 @@ Create a file named `if-statement.js`.
 
 In that file, declare a variable named `fruit`.
 
-Make the `fruit` variable reference the value **orange** with the type of **String**.
+Make the `fruit` variable reference the string value **"orange"**.
 
 Then use `console.log()` to print "**The fruit name has more than five characters."** if the length of the value of `fruit` is greater than five.
 Otherwise, print "**The fruit name has five characters or less.**"

problems/if-statement/problem_es.md

@@ -20,7 +20,7 @@ Crea un archivo llamando `if-statement.js`.
 
 En ese archivo, declara una variabe llamada `fruit`.
 
-Haz la variable `fruit` referenciar al valor **orange**, del tipo **String**.
+Haz la variable `fruit` referenciar a la cadena de caracteres **"orange"**.
 
 Luego utiliza `console.log()` para imprimir a la terminal "**The fruit name has more than five characters."** si el length de la variable `fruit` es mayor a cinco.
 Imprime "**The fruit name has five characters or less.**" de lo contrario.

problems/if-statement/problem_fr.md

@@ -20,7 +20,7 @@ Créez un fichier nommé `instruction-conditionnelle.js`.
 
 Dans ce fichier, déclarez une variable `fruit`.
 
-Assignez à la variable `fruit` la valeur `orange` du type `String`.
+Assignez à la variable `fruit` la chaîne de caractères ***"orange"***.
 
 Utilisez ensuite `console.log()` pour afficher **« The fruit name has more than five characters. »** si la longueur du contenu de la variable `fruit` est supérieure à cinq.
 Sinon, affichez **« The fruit name has five characters or less. »**

problems/if-statement/problem_it.md

@@ -20,7 +20,7 @@ Crea un file dal nome `if-statement.js`.
 
 In questo file, dichiara una variabile chiamata `fruit`.
 
-Fa' in modo che la variabile `fruit` referenzi il valore **orange** con il tipo **String**.
+Fa' in modo che la variabile `fruit` referenzi la stringa **"orange"**.
 
 Quindi usa `console.log()` per stampare "**The fruit name has more than five characters."** se la lunghezza del valore di `fruit` è maggiore di cinque.
 Altrimenti, stampa "**The fruit name has five characters or less.**"