spi.hpp: styling/identation fix
spi.hpp: styling/identation fix

Signed-off-by: Brendan Le Foll <3e0e8c4069934e8b47d99704927a85c66c0ceb33@intel.com>

tripzero/mraa,matt-auld/mraa,anonymouse64/mraa,stefan-andritoiu/mraa,Hbrinj/mraa,Propanu/mraa,petreeftime/mraa,ncrastanaren/mraa,malikabhi05/mraa,alext-mkrs/mraa,spitfire88/mraa,Jon-ICS/mraa,alex1818/mraa,noahchense/mraa,noahchense/mraa,Meirtz/mraa,w4ilun/mraa,pctj101/mraa,sundw2014/mraa,arunlee77/mraa,malikabhi05/mraa,stefan-andritoiu/mraa,Meirtz/mraa,Kiritoalex/mraa,pctj101/mraa,mircea/mraa,whbruce/mraa,tripzero/mraa,alext-mkrs/mraa,ProfFan/mraa,zBMNForks/mraa,stefan-andritoiu/mraa-gpio-chardev,timrtoo/Intel,allela-roy/mraa,Pillar1989/mraa,zBMNForks/mraa,noahchense/mraa,Hbrinj/mraa,noahchense/mraa,KurtE/mraa,intel-iot-devkit/mraa,pctj101/mraa,Pillar1989/mraa,sergev/mraa,w4ilun/mraa,Jon-ICS/mraa,SyrianSpock/mraa,spitfire88/mraa,Propanu/mraa,stefan-andritoiu/mraa-gpio-chardev,allela-roy/mraa,nioinnovation/mraa,Propanu/mraa,arunlee77/mraa,neuberfran/mraa,ncrastanaren/mraa,arfoll/mraa,g-vidal/mraa,stefan-andritoiu/mraa-gpio-chardev,malikabhi05/mraa,ncrastanaren/mraa,petreeftime/mraa,sergev/mraa,Kiritoalex/mraa,zBMNForks/mraa,ProfFan/mraa,smileboywtu/mraa,seem-sky/mraa,KurtE/mraa,g-vidal/mraa,arfoll/mraa,neuberfran/mraa,smileboywtu/mraa,Propanu/mraa,andreivasiliu2211/mraa,SyrianSpock/mraa,petreeftime/mraa,sergev/mraa,KurtE/mraa,neuberfran/mraa,w4ilun/mraa,nioinnovation/mraa,anonymouse64/mraa,arunlee77/mraa,yongli3/mraa,sundw2014/mraa,ProfFan/mraa,Hbrinj/mraa,alex1818/mraa,pctj101/mraa,alexandru-elisei/mraa,neuroidss/mraa,Propanu/mraa,STANAPO/mraa,arfoll/mraa,spitfire88/mraa,timrtoo/Intel,arfoll/mraa,ncrastanaren/mraa,timrtoo/Intel,intel-iot-devkit/mraa,seem-sky/mraa,intel-iot-devkit/mraa,andreivasiliu2211/mraa,yongli3/mraa,STANAPO/mraa,Meirtz/mraa,SyrianSpock/mraa,intel-iot-devkit/mraa,mircea/mraa,g-vidal/mraa,jontrulson/mraa,KurtE/mraa,alex1818/mraa,damcclos/mraa,noahchense/mraa,anonymouse64/mraa,andreivasiliu2211/mraa,STANAPO/mraa,ProfFan/mraa,matt-auld/mraa,jontrulson/mraa,neuroidss/mraa,stefan-andritoiu/mraa,yoyojacky/mraa,yoyojacky/mraa,KurtE/mraa,alexandru-elisei/mraa,mircea/mraa,jontrulson/mraa,yongli3/mraa,jontrulson/mraa,yongli3/mraa,malikabhi05/mraa,seem-sky/mraa,sergev/mraa,arunlee77/mraa,pctj101/mraa,g-vidal/mraa,jontrulson/mraa,alexandru-elisei/mraa,Pillar1989/mraa,allela-roy/mraa,malikabhi05/mraa,nioinnovation/mraa,alexandru-elisei/mraa,damcclos/mraa,g-vidal/mraa,stefan-andritoiu/mraa-gpio-chardev,seem-sky/mraa,alexandru-elisei/mraa,neuberfran/mraa,sundw2014/mraa,timrtoo/Intel,stefan-andritoiu/mraa,yoyojacky/mraa,seem-sky/mraa,Kiritoalex/mraa,sundw2014/mraa,alext-mkrs/mraa,neuberfran/mraa,alext-mkrs/mraa,whbruce/mraa,intel-iot-devkit/mraa,stefan-andritoiu/mraa-gpio-chardev,sundw2014/mraa,whbruce/mraa,yongli3/mraa,neuroidss/mraa,tripzero/mraa,alext-mkrs/mraa,petreeftime/mraa,arfoll/mraa,sergev/mraa,damcclos/mraa,ncrastanaren/mraa,smileboywtu/mraa,timrtoo/Intel,matt-auld/mraa,stefan-andritoiu/mraa,spitfire88/mraa,w4ilun/mraa,whbruce/mraa,Hbrinj/mraa,Jon-ICS/mraa,andreivasiliu2211/mraa