soc/intel/broadwell/cpu.c: Spell `CPU` in uppercase

Change-Id: I54f96911b744f1737f7141c8a96329c95ace529d
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45728
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>
diff --git a/src/soc/intel/broadwell/cpu.c b/src/soc/intel/broadwell/cpu.c
index 1312525..8a38137 100644
--- a/src/soc/intel/broadwell/cpu.c
+++ b/src/soc/intel/broadwell/cpu.c
@@ -355,7 +355,7 @@
 	}
 	wrmsr(IA32_PERF_CTL, perf_ctl);
 
-	printk(BIOS_DEBUG, "cpu: frequency set to %d\n",
+	printk(BIOS_DEBUG, "CPU: frequency set to %d\n",
 	       ((perf_ctl.lo >> 8) & 0xff) * CPU_BCLK);
 }
 
@@ -375,7 +375,7 @@
 	msr.lo |= policy & 0xf;
 	wrmsr(IA32_ENERGY_PERF_BIAS, msr);
 
-	printk(BIOS_DEBUG, "cpu: energy policy set to %u\n", policy);
+	printk(BIOS_DEBUG, "CPU: energy policy set to %u\n", policy);
 }
 
 static void configure_mca(void)