CodeSystem operation $validate-code input parameter - abstract

Existing text:

1. typo 'in an actual recrod' should be 'in an actual record'

2. value set should be replaced with _code system - _suspect the whole definition should be reviewed as it looks like a copy/paste from value set validate.

if true, then an abstract code is allowed to be used in the context of the code that is being validated. Typically, abstract codes are allowed to be used in value set specifications (e.g. any code that is subsumed by an abstract code), but not in an actual recrod. If false (which is the default value), then only concrete codes as defined by the code system are allowed