Update main.c() for the WIN32-MingW project so the trace recorder is initialized...

Update main.c() for the WIN32-MingW project so the trace recorder is initialized even when the simple blinky demo is used - otherwise the trace recorder causes an exception as it is used without first being initialized.

git-svn-id: https://svn.code.sf.net/p/freertos/code/trunk@2623 1d2547de-c912-0410-9cb9-b8ca96c0e9e2