Adding query parameters with type KEYWORD is undocumented

[flatherskevin]

There is no documentation for structuring the value of a KEYWORD style query parameter in a log search. Is there any guidance on how to add key/value pairs of

development: dev,
production: prd

#534 added some documentation, but not around how to use anything but STRING types

[dlinsumo]

Internal ticket SUMO-250027