Force braces around multi-line statements (#3094)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>

esphome/components/ezo/ezo.cpp

@@ -75,9 +75,10 @@ void EZOSensor::loop() {
     return;
 
   // some sensors return multiple comma-separated values, terminate string after first one
-  for (size_t i = 1; i < sizeof(buf) - 1; i++)
+  for (size_t i = 1; i < sizeof(buf) - 1; i++) {
     if (buf[i] == ',')
       buf[i] = '\0';
+  }
 
   float val = parse_number<float>((char *) &buf[1]).value_or(0);
   this->publish_state(val);