Correct extension's stated license

The wrong license had been added by mistake- use the correct one: MIT

Signed-off-by: Marc Dumais <marc.dumais@ericsson.com>

Author: marcdumais-work

vscode-trace-extension/package.json

@@ -3,7 +3,7 @@
   "displayName": "Trace Viewer for VSCode",
   "description": "Viewer that permits visualizing traces and contained data, analyzed by a trace server, and provided over the Trace Server Protocol (TSP)",
   "version": "0.1.0",
-  "license": "EPL-2.0",
+  "license": "MIT",
   "engines": {
     "vscode": "^1.52.0"
   },