Add braces to C++ single-line loops and conditionals (NFC) (#2973)

This makes code easier to read and more consistent between C++ and Java.
Also update clang-format settings to always add a line break (even if no braces are used).

hal/src/main/native/sim/mockdata/AnalogTriggerData.cpp

@@ -29,8 +29,9 @@ extern "C" {
 int32_t HALSIM_FindAnalogTriggerForChannel(int32_t channel) {
   for (int i = 0; i < kNumAnalogTriggers; ++i) {
     if (SimAnalogTriggerData[i].initialized &&
-        SimAnalogTriggerData[i].inputPort == channel)
+        SimAnalogTriggerData[i].inputPort == channel) {
       return i;
+    }
   }
   return -1;
 }