staging: rtl8723bs: hal: rtl8723b_phycfg: Fix a bunch of misnamed functions

staging: rtl8723bs: hal: rtl8723b_phycfg: Fix a bunch of misnamed functions

... and fix a misnamed param.

Fixes the following W=1 kernel build warning(s):

 drivers/staging/rtl8723bs/hal/rtl8723b_phycfg.c:53: warning: expecting prototype for PHY_QueryBBReg(). Prototype was for PHY_QueryBBReg_8723B() instead
 drivers/staging/rtl8723bs/hal/rtl8723b_phycfg.c:87: warning: expecting prototype for PHY_SetBBReg(). Prototype was for PHY_SetBBReg_8723B() instead
 drivers/staging/rtl8723bs/hal/rtl8723b_phycfg.c:252: warning: Function parameter or member 'RegAddr' not described in 'PHY_QueryRFReg_8723B'
 drivers/staging/rtl8723bs/hal/rtl8723b_phycfg.c:252: warning: expecting prototype for PHY_QueryRFReg(). Prototype was for PHY_QueryRFReg_8723B() instead
 drivers/staging/rtl8723bs/hal/rtl8723b_phycfg.c:285: warning: expecting prototype for PHY_SetRFReg(). Prototype was for PHY_SetRFReg_8723B() instead

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: karthik alapati <mail@karthek.com>
Cc: linux-staging@lists.linux.dev
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20210414181129.1628598-45-lee.jones@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>