[bsp][stm32] Remove any additional iic configuration

bsp/stm32/stm32f767-fire-challenger/board/Kconfig

@@ -115,60 +115,6 @@ menu "On-chip Peripheral Drivers"
                 default 23
         endif
 
-    menuconfig BSP_USING_I2C2
-        bool "Enable I2C2 BUS (software simulation)"
-        default n
-        select RT_USING_I2C
-        select RT_USING_I2C_BITOPS
-        select RT_USING_PIN
-        if BSP_USING_I2C2
-            comment "Notice: PC15 --> 47; PD0 --> 48"
-            config BSP_I2C2_SCL_PIN
-                int "i2c2 scl pin number"
-                range 1 176
-                default 47
-            config BSP_I2C2_SDA_PIN
-                int "I2C2 sda pin number"
-                range 1 176
-                default 48
-        endif
-
-    menuconfig BSP_USING_I2C3
-        bool "Enable I2C3 BUS (software simulation)"
-        default n
-        select RT_USING_I2C
-        select RT_USING_I2C_BITOPS
-        select RT_USING_PIN
-        if BSP_USING_I2C3
-            comment "Notice: PF12 --> 92; PF13 --> 93"
-            config BSP_I2C3_SCL_PIN
-                int "i2c3 scl pin number"
-                range 1 176
-                default 92
-            config BSP_I2C3_SDA_PIN
-                int "I2C3 sda pin number"
-                range 1 176
-                default 93
-        endif
-
-    menuconfig BSP_USING_I2C4
-        bool "Enable I2C4 BUS (software simulation)"
-        default n
-        select RT_USING_I2C
-        select RT_USING_I2C_BITOPS
-        select RT_USING_PIN
-        if BSP_USING_I2C4
-            comment "Notice: PD12 --> 60; PD13 --> 61" 
-            config BSP_I2C4_SCL_PIN
-                int "i2c4 scl pin number"
-                range 1 176
-                default 60
-            config BSP_I2C4_SDA_PIN
-                int "I2C4 sda pin number"
-                range 1 176
-                default 61
-        endif
-
     config BSP_USING_ONCHIP_RTC
         bool "Enable RTC"
         select RT_USING_RTC