Remove error validation in calculateBMI function

Author: moses77-boop

Sprint-3/3-mandatory-implement/1-bmi.js

@@ -15,9 +15,7 @@
 // It should return a string of their Body Mass Index to 1 decimal place
 
 function calculateBMI(weight, height) {
-  if (!height || height <= 0){ // to catch cases of undefined and null
-    throw new Error('Height must be greater than 0');
-  }
+  
   const heightSquared = height ** 2;
   return weight / heightSquared;
   }