updated getAngleType to check for acute angle

Author: alexandru-pocovnicu

Sprint-3/1-implement-and-rewrite-tests/implement/1-get-angle-type.js

@@ -10,6 +10,9 @@
 function getAngleType(angle) {
   if (angle === 90) {
     return "Right angle";
+  }
+  if(angle<90){
+    return "Acute angle"
   }
    // Run the tests, work out what Case 2 is testing, and implement the required code here.
    // Then keep going for the other cases, one at a time.