Update list comparison docs

[hugohills-regnosys]

Fixed issue https://github.com/finos/rune-dsl/issues/522

Type of change

Please delete options that are not relevant.

• This change is a documentation update

[linux-foundation-easycla[bot]]

The committers listed above are authorized under a signed CLA.

• :white_check_mark: login: hugohills-regnosys / name: Hugo Hills (d5a1816a7428dd88a879480bf1c61dd71ed1b5bd, a68398494d8080e56edcabf413548937ebfd95f2)

[netlify[bot]]

❌ Deploy Preview for peaceful-licorice-6cd1ec failed.

Name	Link
🔨 Latest commit	a68398494d8080e56edcabf413548937ebfd95f2
🔍 Latest deploy log	https://app.netlify.com/sites/peaceful-licorice-6cd1ec/deploys/663129b15185aa0008e37ee5