Set the log domain for all source files

src/power-profiles-daemon.c

src/ppd-action-trickle-charge.c

src/ppd-action.c

src/ppd-driver-amd-pstate.c

src/ppd-driver-cpu.c

src/ppd-driver-intel-pstate.c

src/ppd-driver-placeholder.c

src/ppd-driver-platform-profile.c

src/ppd-driver-platform.c

src/ppd-utils.c