fix: fix #174, from design it seems we do not need explicitly close t…

…he channel, GC will dismiss when no used anymore

Signed-off-by: Adrian Riobo Lorenzo <[email protected]>

pkg/provider/aws/data/instance-type.go

@@ -60,6 +60,5 @@ func LokupRegionOfferingInstanceType(instanceType string) (*string, error) {
 	}
 	// First region with offering is enoguh
 	oRegion := <-c
-	close(c)
 	return &oRegion, nil
 }