staging: rtl8723bs: remove unnecessary logging in os_dep/ioctl_cfg80211.c

fix the following checkpatch.pl issues:

WARNING: Unnecessary ftrace-like logging - prefer using ftrace
239: FILE: drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c:239:
+	/* DBG_8192C("%s\n", __func__); */
--
WARNING: Unnecessary ftrace-like logging - prefer using ftrace
569: FILE: drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c:569:
+	DBG_8192C("%s\n", __func__);
--
WARNING: Unnecessary ftrace-like logging - prefer using ftrace
854: FILE: drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c:854:
+	DBG_8192C("%s\n", __func__);
--
WARNING: Unnecessary ftrace-like logging - prefer using ftrace
1408: FILE: drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c:1408:
+	DBG_8192C("%s\n", __func__);
--
WARNING: Unnecessary ftrace-like logging - prefer using ftrace
1645: FILE: drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c:1645:
+	DBG_8192C("%s\n", __func__);
--
WARNING: Unnecessary ftrace-like logging - prefer using ftrace
2222: FILE: drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c:2222:
+	DBG_8192C("%s\n", __func__);
--
WARNING: Unnecessary ftrace-like logging - prefer using ftrace
2230: FILE: drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c:2230:
+	DBG_8192C("%s\n", __func__);

Changes in v2:
	removed empty #ifdef block

Signed-off-by: Fabio Aiuto <fabioaiuto83@gmail.com>
Link: https://lore.kernel.org/r/20210319100923.4314-1-fabioaiuto83@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>