Update header files

src/currentCustomerAccountBalance.c

@@ -1,4 +1,5 @@
 #include "currentCustomerAccountBalance.h"
+#include "_file_information.h"
 
 float fetchBalanceFromBalanceString(char balance_String[MAX_LENGTH]) {
     float balance = 0;

src/currentCustomerAccountBalance.h

@@ -3,7 +3,10 @@
 #include <string.h>
 #include <stdlib.h>
 
-#include "_file_information.h"
+//#include "_file_information.h"
+
+#define MAX_LENGTH 100
+#define CUSTOMER_DATA_FILE "CustomerData.txt"
 
 float getAvailableAccountBalance(int user_id);
 float fetchBalanceFromBalanceString(char balance_String[MAX_LENGTH]);