Dont start console service if MINIO_BROWSER=off (#20374)

By default, even if MINIO_BROWSER=off set code tries to get free
port available for the console. 

Signed-off-by: Shubhendu Ram Tripathi <shubhendu@minio.io>

cmd/server-main.go

@@ -773,6 +773,9 @@ func serverMain(ctx *cli.Context) {
 	// Always load ENV variables from files first.
 	loadEnvVarsFromFiles()
 
+	// Handle early server environment vars
+	serverHandleEarlyEnvVars()
+
 	// Handle all server command args and build the disks layout
 	bootstrapTrace("serverHandleCmdArgs", func() {
 		err := buildServerCtxt(ctx, &globalServerCtxt)