fix(ts) don't set file extension for TS files

It gets resolved during translation.

Fixes: https://github.com/jitsi/lib-jitsi-meet/issues/2055

modules/RTC/TraceablePeerConnection.js

@@ -17,7 +17,7 @@ import RtxModifier from '../sdp/RtxModifier';
 import SDP from '../sdp/SDP';
 import SDPUtil from '../sdp/SDPUtil';
 import SdpConsistency from '../sdp/SdpConsistency';
-import SdpSimulcast from '../sdp/SdpSimulcast.ts';
+import SdpSimulcast from '../sdp/SdpSimulcast';
 import { SdpTransformWrap } from '../sdp/SdpTransformUtil';
 import * as GlobalOnErrorHandler from '../util/GlobalOnErrorHandler';
 

modules/sdp/SDPSimulcast.spec.js

@@ -2,8 +2,8 @@ import * as transform from 'sdp-transform';
 
 import { MediaType } from '../../service/RTC/MediaType';
 
-import { default as SampleSdpStrings } from './SampleSdpStrings.js';
-import SdpSimulcast from './SdpSimulcast.ts';
+import { default as SampleSdpStrings } from './SampleSdpStrings';
+import SdpSimulcast from './SdpSimulcast';
 
 
 const getVideoGroups = (parsedSdp, groupSemantics) => {