accounting: fix creating of global stats ignoring the config

Before this change the global stats were created before the global
config which meant they ignored the global config completely.

fs/accounting/accounting.go

@@ -39,6 +39,12 @@ func Start(ctx context.Context) {
 
 	// Start the transactions per second limiter
 	StartLimitTPS(ctx)
+
+	// Set the error count function pointer up in fs
+	//
+	// We can't do this in an init() method as it uses fs.Config
+	// and that isn't set up then.
+	fs.CountError = GlobalStats().Error
 }
 
 // Account limits and accounts for one transfer

fs/accounting/stats_groups.go

@@ -17,9 +17,6 @@ var groups *statsGroups
 func init() {
 	// Init stats container
 	groups = newStatsGroups()
-
-	// Set the function pointer up in fs
-	fs.CountError = GlobalStats().Error
 }
 
 func rcListStats(ctx context.Context, in rc.Params) (rc.Params, error) {