hw/timer/exynos4210_mct: Fix checkpatch style errors

Fix checkpatch errors:
1. ERROR: spaces required around that '+' (ctx:VxV)
2. ERROR: spaces required around that '&' (ctx:VxV)

No functional changes.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

hw/timer/exynos4210_mct.c

@@ -937,7 +937,7 @@ static void exynos4210_mct_update_freq(Exynos4210MCTState *s)
 {
     uint32_t freq = s->freq;
     s->freq = 24000000 /
-            ((MCT_CFG_GET_PRESCALER(s->reg_mct_cfg)+1) *
+            ((MCT_CFG_GET_PRESCALER(s->reg_mct_cfg) + 1) *
                     MCT_CFG_GET_DIVIDER(s->reg_mct_cfg));
 
     if (freq != s->freq) {
@@ -1162,7 +1162,7 @@ static void exynos4210_mct_write(void *opaque, hwaddr offset,
 
     DPRINTF("comparator %d write 0x%llx val << %d\n", index, value, shift);
 
-    if (offset&0x4) {
+    if (offset & 0x4) {
         s->g_timer.reg.wstat |= G_WSTAT_COMP_U(index);
     } else {
         s->g_timer.reg.wstat |= G_WSTAT_COMP_L(index);