Bug 798325 - New Currency for Venezuela (VED)

Add latest Venezuelan revaluation of the Bolivar Soberano, following
the ISO notation replacing VES (which the Venezualan central bank is
keeping) with VED and the exchange code (ditto) with 926.

libgnucash/engine/iso-4217-currencies.xml

@@ -2721,7 +2721,8 @@
   smallest-fraction="100"
   local-symbol="BsF."
 />
-<!-- "VES" - "Bolivar Soberano"
+<!-- "VES" - "Bolivar Soberano" 
+     2021-10-01 "VED" 1,000,000
 -->
 <currency
   isocode="VES"
@@ -2734,6 +2735,19 @@
   smallest-fraction="100"
   local-symbol="BsS."
 />
+<!-- "VED" - "Bolivar Soberano"
+-->
+<currency
+  isocode="VED"
+  fullname="Bolivar Soberano"
+  unitname="bolivar"
+  partname="centimo"
+  namespace="ISO4217"
+  exchange-code="926"
+  parts-per-unit="100"
+  smallest-fraction="100"
+  local-symbol="BsD."
+/>
 <!-- "VND" - "Dong"
 -->
 <currency