soc/intel/meteorlake: Update scaling factor MTL big core

The patch updates the scaling factor for MTL big core.

TEST=Build the Rex code

Signed-off-by: Sridhar Siricilla <sridhar.siricilla@intel.com>
Change-Id: Ife069fb29f4e913c5ef1af1f719b3392a70c55c5
Reviewed-on: https://review.coreboot.org/c/coreboot/+/70355
Reviewed-by: Ravishankar Sarawadi <ravishankar.sarawadi@intel.com>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/meteorlake/cpu.c

@@ -89,7 +89,7 @@ enum core_type get_soc_cpu_type(void)
 
 void soc_get_scaling_factor(u16 *big_core_scal_factor, u16 *small_core_scal_factor)
 {
-	*big_core_scal_factor = 127;
+	*big_core_scal_factor = 125;
 	*small_core_scal_factor = 100;
 }