Changes to Create Release Asset

the request property arch became not nullable

the request property kind became not nullable

the request property libc became not nullable

the request property os became not nullable

removed Arch from the arch request property allOf list

removed Kind from the kind request property allOf list

removed Libc from the libc request property allOf list

removed Os from the os request property allOf list

added Arch subschema #2 to the arch request property oneOf list

added Kind subschema #2 to the kind request property oneOf list

added Libc subschema #2 to the libc request property oneOf list

added Os subschema #2 to the os request property oneOf list