Update creating an empty array section

[Don Alfons Nisnoni]

Due to this commit
vlang/v@5df5f97

Now we can create an empty array without having to declare the string after it. Please update the Array

[Sven Patrick Meier]

I would do that, just one question according the output format: Is there a decision yet which output format to use?

Just asking because this was a discussion point with #88 and I also could change the output format.