staging: rtl8723bs: hal: odm_HWConfig: Unneeded variable: "result". Return "HAL_STATUS_SUCCESS"

Remove function ODM_ConfigMACWithHeaderFile as trace is not necessary
and as it is getting called only once and call direct function
"ODM_ReadAndConfig_MP_8723B_MAC_REG"

Issue identified by coccicheck

Signed-off-by: Hariprasad Kelam <hariprasad.kelam@gmail.com>
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changes v2: fixed typo in commit message
changes v3: Remove function ODM_ConfigMACWithHeaderFile and replace
            with ODM_ReadAndConfig_MP_8723B_MAC_REG

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