Include full range into the file name

[cthulhu-rider]

Is your feature request related to a problem? Please describe.

1st i fetch

and recv chain.111.acc file

then i choose

and get

Describe the solution you'd like

name file chain.A-B.acc when range is specified, and just chain.A.acc with [A, A] input

Describe alternatives you've considered

name it chain.NAME.A-B.acc to distinguish files from diff networks

Additional context

first try

[roman-khimov]

We can't at the moment, C# node relies on this naming scheme. See neo-project/neo#2998