src/soc to src/superio: Fix spelling errors

These issues were found and fixed by codespell, a useful tool for
finding spelling errors.

Signed-off-by: Martin Roth <martin@coreboot.org>
Change-Id: Ieafbc93e49fcef198ac6e31fc8a3b708c395e08e
Reviewed-on: https://review.coreboot.org/c/coreboot/+/58082
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/quark/chip.h

@@ -87,7 +87,7 @@ struct soc_intel_quark_config {
 	uint8_t  DramDensity;
 	uint8_t  tCL;           /* DRAM CAS Latency in clocks */
 
-	/* ECC scrub interval in miliseconds 1..255 (0 works as feature
+	/* ECC scrub interval in milliseconds 1..255 (0 works as feature
 	 * disable)
 	 */
 	uint8_t EccScrubInterval;