I2C Fallback driver not building on WB32

[dexter93]

Driver mk calls a file that doesn't exist

ChibiOS-Contrib/os/hal/ports/WB32/LLD/I2Cv1/driver.mk

Lines 5 to 10 in 47272f9

	PLATFORMSRC_CONTRIB += $(CHIBIOS_CONTRIB)/os/hal/lib/fallback/I2C/hal_i2c_lld.c
	endif
	else
	PLATFORMSRC_CONTRIB += $(CHIBIOS_CONTRIB)/os/hal/lib/fallback/I2C/hal_i2c_lld.c
	endif
	PLATFORMINC_CONTRIB += $(CHIBIOS_CONTRIB)/os/hal/lib/fallback/I2C

Solutions

1. Do nothing, merge Community I2C Fallback extended driver #388
2. Use the Chibios driver Fix I2C Fallback inclusion and build on more platforms #390

-     PLATFORMSRC_CONTRIB += $(CHIBIOS_CONTRIB)/os/hal/lib/fallback/I2C/hal_i2c_lld.c
+    PLATFORMSRC_CONTRIB += $(CHIBIOS)/os/hal/lib/fallback/I2C/hal_i2c_lld.c
   endif 
 else 
-   PLATFORMSRC_CONTRIB += $(CHIBIOS_CONTRIB)/os/hal/lib/fallback/I2C/hal_i2c_lld.c 
+  PLATFORMSRC_CONTRIB += $(CHIBIOS)/os/hal/lib/fallback/I2C/hal_i2c_lld.c
 endif 
- PLATFORMINC_CONTRIB += $(CHIBIOS_CONTRIB)/os/hal/lib/fallback/I2C 
+ PLATFORMINC_CONTRIB += $(CHIBIOS)/os/hal/lib/fallback/I2C