chore(no-ticket): adding arc-testnet stream support (#45)

1. Updated streams-openapi.json to capture new quicknode api changes in
stream
2. Modified stream_resource.go to reflect new openapi type changes
([ref](https://circlefin.slack.com/archives/C067RCLUXPE/p1763560129462469))
            -               StartRange / EndRange changed to int
            
            
            
Installed as a local provider and tested by creating a stream

Author: s2tu-circle