cpu/intel/model_2065x: Add model 20652

Found in some X201t.
Tested on X201t.

Change-Id: I3fc4c3f5b1abf9fe61746ab8f401d1b6ee67f3ea
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/5090
Tested-by: build bot (Jenkins)
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>

src/cpu/intel/model_2065x/model_2065x_init.c

@@ -456,6 +456,7 @@ static struct device_operations cpu_dev_ops = {
 };
 
 static struct cpu_device_id cpu_table[] = {
+	{ X86_VENDOR_INTEL, 0x20652 }, /* Intel Nehalem */
 	{ X86_VENDOR_INTEL, 0x20655 }, /* Intel Nehalem */
 	{ 0, 0 },
 };