src/arch: Improve code formatting

Change-Id: Ic1ca6c2e1cd06800d7eb2d00ac0b328987d022ef
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/16434
Tested-by: build bot (Jenkins)
Reviewed-by: Omar Pakker

src/arch/riscv/include/arch/cpu.h

@@ -37,9 +37,9 @@ struct cpu_info {
 };
 
 struct cpuinfo_riscv {
-        uint8_t    riscv;            /* CPU family */
-        uint8_t    riscv_vendor;     /* CPU vendor */
-        uint8_t    riscv_model;
+	uint8_t    riscv;            /* CPU family */
+	uint8_t    riscv_vendor;     /* CPU vendor */
+	uint8_t    riscv_model;
 };
 
 #endif

src/arch/riscv/include/arch/hlt.h

@@ -13,5 +13,5 @@
 
 static inline __attribute__((always_inline)) void hlt(void)
 {
-        while(1);
+	while (1);
 }