crc16: move to lib_generic

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

common/Makefile

@@ -141,7 +141,6 @@ COBJS-y += usb.o
 COBJS-$(CONFIG_USB_STORAGE) += usb_storage.o
 endif
 COBJS-$(CONFIG_USB_KEYBOARD) += usb_kbd.o
-COBJS-y += crc16.o
 COBJS-y += xyzModem.o
 COBJS-y += cmd_mac.o
 COBJS-$(CONFIG_CMD_MFSL) += cmd_mfsl.o

lib_generic/Makefile

@@ -30,6 +30,7 @@ COBJS-y += bzlib_crctable.o
 COBJS-y += bzlib_decompress.o
 COBJS-y += bzlib_randtable.o
 COBJS-y += bzlib_huffman.o
+COBJS-y += crc16.o
 COBJS-y += crc32.o
 COBJS-y += ctype.o
 COBJS-y += display_options.o