Remove unused import from botid.ts

[Maxou44]

Remove unused import that can cause a Typescript error :

[4] node_modules/hyper-sdk-js/kasada/botid.ts:2:29 - error TS6133: 'sendRequest' is declared but its value is never read.
[4]   1 | import { Session } from "../index";
[4] > 2 | import {sendPayloadRequest, sendRequest} from "../shared/api-client";
[4]     |                             ^
[4]   3 | 
[4]   4 | /**
[4]   5 |  * BotID header input.
[4] Found 1 error.