media: dib0090: incorrect format specifier detected by clang

drivers/media/dvb-frontends/dib0090.c:1751:67: warning: format specifies type 'short' but the argument has type 'u8' (aka 'unsigned char') [-Wformat]
                        dprintk("BB Offset Cal, BBreg=%hd,Offset=%hd,Value Set=%hd\n", state->dc->addr, state->adc_diff, state->step);
                                                      ~~~                              ^~~~~~~~~~~~~~~
                                                      %hhu
drivers/media/dvb-frontends/dib0090.c:30:22: note: expanded from macro 'dprintk'
                       __func__, ##arg);                                \
                                   ^~~
drivers/media/dvb-frontends/dib0090.c:1751:101: warning: format specifies type 'short' but the argument has type 's8' (aka 'signed char') [-Wformat]
                        dprintk("BB Offset Cal, BBreg=%hd,Offset=%hd,Value Set=%hd\n", state->dc->addr, state->adc_diff, state->step);
                                                                               ~~~                                       ^~~~~~~~~~~
                                                                               %hhd
drivers/media/dvb-frontends/dib0090.c:30:22: note: expanded from macro 'dprintk'
                       __func__, ##arg);                                \
                                   ^~~

Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>