add support for hpc7g arm images

Signed-off-by: sochat1 <[email protected]>

Author: vsoch

pkg/utils/instance/instance.go

@@ -20,6 +20,7 @@ func IsARMInstanceType(instanceType string) bool {
 		strings.HasPrefix(instanceType, "im4g") ||
 		strings.HasPrefix(instanceType, "is4g") ||
 		strings.HasPrefix(instanceType, "g5g") ||
+		strings.HasPrefix(instanceType, "hpc7g") ||
 		strings.HasPrefix(instanceType, "x2g")
 }