staging: rtl8723bs: remove typedefs in osdep_service_linux.h

staging: rtl8723bs: remove typedefs in osdep_service_linux.h

This commit fixes the following checkpatch.pl warnings:

    WARNING: do not add new typedefs
    #43: FILE: include/osdep_service_linux.h:43:
    +	typedef	spinlock_t	_lock;

    WARNING: do not add new typedefs
    #44: FILE: include/osdep_service_linux.h:44:
    +	typedef struct mutex		_mutex;

    WARNING: do not add new typedefs
    #45: FILE: include/osdep_service_linux.h:45:
    +	typedef struct timer_list _timer;

    WARNING: do not add new typedefs
    #52: FILE: include/osdep_service_linux.h:52:
    +	typedef	struct sk_buff	_pkt;

    WARNING: do not add new typedefs
    #53: FILE: include/osdep_service_linux.h:53:
    +	typedef unsigned char _buffer;

    WARNING: do not add new typedefs
    #55: FILE: include/osdep_service_linux.h:55:
    +	typedef	int	_OS_STATUS;

    WARNING: do not add new typedefs
    #57: FILE: include/osdep_service_linux.h:57:
    +	typedef unsigned long _irqL;

    WARNING: do not add new typedefs
    #58: FILE: include/osdep_service_linux.h:58:
    +	typedef	struct	net_device * _nic_hdl;

    WARNING: do not add new typedefs
    #62: FILE: include/osdep_service_linux.h:62:
    +	typedef void timer_hdl_return;

    WARNING: do not add new typedefs
    #63: FILE: include/osdep_service_linux.h:63:
    +	typedef void* timer_hdl_context;

    WARNING: do not add new typedefs
    #65: FILE: include/osdep_service_linux.h:65:
    +	typedef struct work_struct _workitem;

Signed-off-by: Marco Cesati <marco.cesati@gmail.com>
Link: https://lore.kernel.org/r/20210312082638.25512-29-marco.cesati@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>