changed function name to lower camel case

Author: burhan-mustafa

Sprint-2/3-mandatory-implement/3-to-pounds.js

@@ -4,7 +4,7 @@
 // You will need to declare a function called toPounds with an appropriately named parameter.
 
 // You should call this function a number of times to check it works for different inputs
-function ToPounds(penceString) {
+function toPounds(penceString) {
   const penceStringWithoutTrailingP = penceString.substring(
     0,
     penceString.length - 1