AP_Baro: add missing break statement

libraries/AP_Baro/AP_Baro_BMP085.cpp

@@ -335,6 +335,7 @@ bool AP_Baro_BMP085::_data_ready()
         break;
     case BMP085_OVERSAMPLING_ULTRAHIGHRES:
         conversion_time_msec = 26;
+        break;
     default:
         break;
     }