hw/arm/stellaris: Fix code style issues in GPTM code

Fix the code style issues in the Stellaris general purpose timer
module code, so that when we move it to a different file in a
following patch checkpatch doesn't complain.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alexandre Iooss <erdnaxe@crans.org>
Message-id: 20210812093356.1946-23-peter.maydell@linaro.org
diff --git a/hw/arm/stellaris.c b/hw/arm/stellaris.c
index 8c8bd39..a32c567 100644
--- a/hw/arm/stellaris.c
+++ b/hw/arm/stellaris.c
@@ -97,10 +97,11 @@
 static void gptm_reload(gptm_state *s, int n, int reset)
 {
     int64_t tick;
-    if (reset)
+    if (reset) {
         tick = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
-    else
+    } else {
         tick = s->tick[n];
+    }
 
     if (s->config == 0) {
         /* 32-bit CountDown.  */
@@ -227,9 +228,11 @@
     gptm_state *s = (gptm_state *)opaque;
     uint32_t oldval;
 
-    /* The timers should be disabled before changing the configuration.
-       We take advantage of this and defer everything until the timer
-       is enabled.  */
+    /*
+     * The timers should be disabled before changing the configuration.
+     * We take advantage of this and defer everything until the timer
+     * is enabled.
+     */
     switch (offset) {
     case 0x00: /* CFG */
         s->config = value;