fix bug where growth is not calculated properly for future bills / hangover from when I assumed only simple growth as that was all we had before I added new growth menu options

BUGS

@@ -1,6 +1,3 @@
-* with future bills - recalculate bills button blows away growth!
-    - BUT, I think just loading the bills page puts it back -- need to validate and fix if so
-
 * can put in dumb dates - DO SOME INPUT VALIDATION, *sigh*
     - e.g. 0026-02-19 for a Gas bill
 

bills.py

@@ -643,8 +643,7 @@ def recalcFutureBills():
     for fb in future_car_bills:
         amt=fb['amount']
         bt=fb['bill_type']
-        # only can use simple growth as its a future bill
-        growth=bill_types[bt]['ann_growth_simple']
+        growth = get_growth_value( bill_types, bt )
         # factor in growth for next bills
         for yr in range( int(car_yr), END_YEAR+1 ):
             new_date=f"{yr}-{car_mmdd}"
@@ -661,7 +660,7 @@ def recalcFutureBills():
         # deal with future bills due to their starting dates being dynamic
         amt=fb['amount']
         bt=fb['bill_type']
-        growth=bill_types[bt]['ann_growth_simple']
+        growth = get_growth_value( bill_types, bt )
         num_ann_bills= bf_id_num[bt_id_freq[bt]]
         if num_ann_bills == 1:
             # factor in growth for next bill