Fix Chinese comma introduced by accident in cpu.h.
Signed-off-by: Jinyang He <hejinyang@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
 
 #define PRID_SERIES_LA132      0x8000  /* Loongson 32bit */
 #define PRID_SERIES_LA264      0xa000  /* Loongson 64bit, 2-issue */
-#define PRID_SERIES_LA364      0xb000  /* Loongson 64bit,3-issue */
+#define PRID_SERIES_LA364      0xb000  /* Loongson 64bit, 3-issue */
 #define PRID_SERIES_LA464      0xc000  /* Loongson 64bit, 4-issue */
 #define PRID_SERIES_LA664      0xd000  /* Loongson 64bit, 6-issue */