Incorrect printf format code in RTEMS debug message

[jphickey]

Describe the bug
Incorrect printf format code in RTEMS debug message

To Reproduce
Build on RTEMS with debugging messages enabled and full warnings enabled (-Wall, -Werror)
Compiler generates an error about an incorrect format:

osal/src/os/rtems/osfilesys.c:176:9: error: format '%lX' expects argument of type 'long unsigned int', but argument 4 has type 'char *'

Expected behavior
Code should build warning-free

System observed on:
Ubuntu 18.04.2 LTS (build host for i686-rtems4.11)

Reporter Info
Joseph Hickey, Vantage Systems Inc.