'style' should be populated with specified default values

[ugexe]

openapi-model/lib/OpenAPI/Model/OpenAPI.pm6

Lines 295 to 296 in 036dc0b

	subset Style of Str where 'simple'|'label'|'matrix'|'form'|'pipeDelimited'|'spaceDelimited';
	has Style $.style is rw;

openapi-model/lib/OpenAPI/Model/OpenAPI.pm6

Line 309 in 036dc0b

method style() { $!style // Nil }

---

https://github.com/OAI/OpenAPI-Specification/blob/master/versions/3.0.0.md#operationObject

Describes how the parameter value will be serialized depending on the type of the parameter value. Default values (based on value of in): for query - form; for path - simple; for header - simple; for cookie - form.

[Altai-man]

I fixed both this and #3 issues locally, along with some tests. It will be pushed as soon as the access to the repo will be granted to me. :)

[Altai-man]

Should be fixed with de12d08 - also, quite a serious bug was found while fixing it, made an issue at #6.
Re-open if needed.