[ODM-10883] Rework api documentation, switch to opeanapi-generator-gradle-plugin (#62)

* [ODM-10883] Fully reworked solution to openapi-generator

* [ODM-10883] Remove deprecated base path

* [ODM-10883] Fix expression atomic endpoint

* [ODM-10883] Try to fix test with openapi update

* [ODM-10883] Fix predefined headers in omics endpoints

* [ODM-10883] Add to all linkage

* [ODM-10883] Switch to openapi

* [ODM-10883] Make parameter nullable

* [ODM-10883] Application.json to search endpoint

* [ODM-10883] Set nullable with other approach

* [ODM-10883] Set nullable with other approach, doubled

* [ODM-10883] Bump gradle plugin

* [ODM-10883] Remove nullable

* [ODM-10883] Add additional properties as a string

* [ODM-10883] Add nullable

* [ODM-10883] Make feature string or dict

* [ODM-10883] JsonMetadata attributes should be oneOf object/string

* [ODM-10883] Test with 3.1.0 spec and null

* [ODM-10883] Make all specs 3.1.0

* [ODM-10883] Remove oneOf, make it same as default

* [ODM-10883] Try to fix it in new way

* [ODM-10883] Test remove properties from feature

* [ODM-10883] Set anyOf clearly

* [ODM-10883] Test add properties to object

* [ODM-10883] Add min properties 1

* [ODM-10883] Comment null for value

* [ODM-10883] Value directly as a number

* [ODM-10883] Remove readOnly from object

* [ODM-10883] Put values in other way

* [ODM-10883] VariantItem to properties

* [ODM-10883] Remove read-only

* Test another way

* Remove items: string

* [ODM-10883] Fix variantItem

* [ODM-10883] Remove readonly from Item entities

* [ODM-10883] Description readOnly

* [ODM-10883] Add genotype to variantItem

* [ODM-10883] Remove items to make it parse properly in lib

* [ODM-10883] Replace unused host to /

* [ODM-10883] Remove server section

* [ODM-10883] Remove swager annotation

* [ODM-10883] All requestBody as application/json

* [ODM-10883] Fix description for manageData

* [ODM-10883] All content-types */* as application/json

* [ODM-10883] Remove template from example

* Fix examples in jobs endpoint

* [ODM-10883] Fix examples

* [ODM-10883] Fix examples

Author: tropnikovvl