cpu/intel/{haswell,model_206{5,a}x}: Use MSR_CORE_THREAD_COUNT for msr at 0x35

Regarding 64 and IA-32 Architectures Software Developer’s Manual, the register
name of the msr at 0x35 is MSR_CORE_THREAD_COUNT.

Change-Id: I5134619dc3a42187ddd5f46c85873c4278229e27
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33015
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/cpu/intel/haswell/haswell.h

@@ -34,7 +34,7 @@
 /* Haswell bus clock is fixed at 100MHz */
 #define HASWELL_BCLK			100
 
-#define CORE_THREAD_COUNT_MSR		0x35
+#define MSR_CORE_THREAD_COUNT		0x35
 #define MSR_FEATURE_CONFIG		0x13c
 #define MSR_FLEX_RATIO			0x194
 #define  FLEX_RATIO_LOCK		(1 << 20)