v0.31: Expanded ArrayBuffer support in most internal modules

[ppcano]

In v0.31

JS: Expanded ArrayBuffer support in most internal modules, so now you can pass ArrayBuffer to http.file(), in k6/encoding and k6/crypto functions.

Relates to grafana/k6#1800

[ppcano]

I am working in the TypeScript definition to support these changes.

DefinitelyTyped/DefinitelyTyped#51761