libtracker-common: Add G_{BEGIN|END}_DECLS to tracker-utils.h
libtracker-common: Add G_{BEGIN|END}_DECLS to tracker-utils.h

outofbits/tracker,outofbits/tracker,hoheinzollern/tracker,hoheinzollern/tracker,outofbits/tracker,hoheinzollern/tracker,outofbits/tracker,outofbits/tracker,outofbits/tracker,hoheinzollern/tracker,hoheinzollern/tracker,hoheinzollern/tracker,outofbits/tracker,hoheinzollern/tracker