Log TS Server version and process args (#20847)

* Print TS Server version and args in logs

Fixes #18867

Adds basic logging of the version of tsserver being run and the full command line arguments used to run it

* Don't check log level for logging versions/args

src/server/server.ts

@@ -979,6 +979,10 @@ namespace ts.server {
         allowLocalPluginLoads
     };
 
+    logger.info(`Starting TS Server`);
+    logger.info(`Version: ${versionMajorMinor}`);
+    logger.info(`Arguments: ${process.argv.join(" ")}`);
+
     const ioSession = new IOSession(options);
     process.on("uncaughtException", err => {
         ioSession.logError(err, "unknown");