Update ts-eslint (#23723)

* Update ts-eslint

* Remove comments

* Remove unused ts-ignore

* Add undefined generic type instead of unknown

* Remove unused undefined type

* Fix type issues

* Use undefined instead of void for subscribed return type

src/components/ha-camera-stream.ts

@@ -166,7 +166,7 @@ export class HaCameraStream extends LitElement {
         this.clientWidth,
         this.clientHeight
       );
-    } catch (err: any) {
+    } catch (_err: any) {
       // poster url is optional
       this._posterUrl = undefined;
     }