add crlf in spec/windows/block_device.go
add crlf in spec/windows/block_device.go

stanaka/mackerel-agent,moznion/mackerel-agent,moznion/mackerel-agent,yyljlyy/mackerel-agent,stanaka/mackerel-agent,kamatama41/mackerel-agent,mackerelio/mackerel-agent,mackerelio/mackerel-agent,yyljlyy/mackerel-agent,stanaka/mackerel-agent,kamatama41/mackerel-agent,yyljlyy/mackerel-agent,stanaka/mackerel-agent,moznion/mackerel-agent,yyljlyy/mackerel-agent,kamatama41/mackerel-agent,moznion/mackerel-agent,mackerelio/mackerel-agent,kamatama41/mackerel-agent