paramgen sets the type 'string' for array fields

[hariso]

Bug description

If a config struct contains an array field, e.g.

MyIntArray   [3]int

then paramgen generates the type string for this field.

Steps to reproduce

See description.

Version

v0.5.0

[simonl2002]

@hariso is this related to current work? Should we pull this in?

[hariso]

@simonl2002 It isn't, the issue is present when specgen is not used too. To my knowledge, arrays are rarely used in Go code, so no need to pull this in right now.