x86/hyperv/vtl: Correct x86_init.mpparse.parse_smp_cfg assignment

VTL platform uses DeviceTree for fetching SMP configuration, assign
the correct parsing function x86_dtb_parse_smp_config() for it to
parse_smp_cfg.

Fixes: c22e19cd ("x86/hyperv/vtl: Prepare for separate mpparse callbacks")
Signed-off-by: Saurabh Sengar <ssengar@linux.microsoft.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/1712068830-4513-2-git-send-email-ssengar@linux.microsoft.com

arch/x86/hyperv/hv_vtl.c

@@ -34,7 +34,7 @@ void __init hv_vtl_init_platform(void)
 	/* Avoid searching for BIOS MP tables */
 	x86_init.mpparse.find_mptable = x86_init_noop;
 	x86_init.mpparse.early_parse_smp_cfg = x86_init_noop;
-	x86_init.mpparse.parse_smp_cfg = x86_init_noop;
+	x86_init.mpparse.parse_smp_cfg = x86_dtb_parse_smp_config;
 
 	x86_platform.get_wallclock = get_rtc_noop;
 	x86_platform.set_wallclock = set_rtc_noop;