[REFACTOR] try...catch specific Exception

Author: Gonzalo Diaz

src/algorithm_exercises_csharp/hackerrank/interview_preparation_kit/dictionaries_and_hashmaps/RansomNote.cs

@@ -53,7 +53,7 @@ public static bool checkMagazineCompute(List<string> magazine, List<string> note
           throw new InvalidValueException("Value can't go below 0");
         }
       }
-      catch
+      catch (InvalidValueException)
       {
         return false;
       }