Remove deprecated calls in `webrtc/call.ts` #10747

Job	Run time
Analyse Dead Code	17s
JSDoc Checker	35s
Downstream tsc element-web	0s
ESLint	44s
Node.js example	29s
Typescript Syntax Check	25s
Workflow Lint	17s
Downstream Typescript Syntax Check	1s
	2m 48s

Provide feedback