acpi/acpi_pm.c: refactor acpi_pm_state_for_* functions

Use just one function to get the chipset powerstate and add an argument
to specify the powerstate claimer {RTC,ELOG,WAKE} and adjust the
failure log accordingly.

TEST: compile tested and qemu emulation successfully run

Signed-off-by: Fabio Aiuto <fabioaiuto83@gmail.com>
Change-Id: I8addc0b05f9e360afc52091c4bb731341d7213cf
Reviewed-on: https://review.coreboot.org/c/coreboot/+/67618
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

src/soc/intel/meteorlake/pmutil.c

@@ -166,7 +166,7 @@ int soc_get_rtc_failed(void)
 {
 	const struct chipset_power_state *ps;
 
-	if (acpi_pm_state_for_rtc(&ps) < 0)
+	if (acpi_fetch_pm_state(&ps, PS_CLAIMER_RTC) < 0)
 		return 1;
 
 	return rtc_failed(ps->gen_pmcon_b);