block_height is missing from access openapi schema

[emilic]

Problem

flow-go-sdk needs to be updated to include block_height in the transaction result but it is missing from the access openapi schema.

Steps to Reproduce

N/A

Acceptance Criteria

None

Context

flow-go-sdk builds its json models using swagger-codegen generate -l go -i https://raw.githubusercontent.com/onflow/flow/master/openapi/access.yaml -D packageName=models,modelDocs=false,models -o access/http/models;