Do not mark copied AMIs as public

It fails if the AMIs are pending:

| Client.InvalidAMIID.Unavailable: The AMI ID '...' is currently pending and may not be used for this operation

and we don't want to block (yet).

ec2-create-ce

@@ -87,15 +87,6 @@ copy_ami() {
 	  return 1
 	fi
 
-	if $_opt_public ; then
-	  echo "Marking AMI $ami_id_copy as public"
-	  ec2-modify-image-attribute --region "$target_region" "$ami_id_copy" --launch-permission -a all
-	  if [ $? -ne 0 ] ; then
-	    echo "Noticed problem when trying to mark AMI with ID $ami_id_copy in region $target_region as public." >&2
-	    return 1
-	  fi
-	fi
-
 	# for usage as global report
 	echo "AMI ID for region ${target_region}: $ami_id_copy" >> ec2_report_amis.txt
 	;;