Merge pull request #1410 from WildMeOrg/iot_bbox_fix

possible fix for empty bounding box (iot)

Author: JasonWildMe

src/main/java/org/ecocean/Encounter.java

@@ -4268,6 +4268,7 @@ public void opensearchDocumentSerializer(JsonGenerator jgen, Shepherd myShepherd
                     jgen.writeBooleanField("isTrivial", ann.isTrivial());
                     jgen.writeNumberField("theta", ann.getTheta());
                     jgen.writeArrayFieldStart("boundingBox");
+                    Feature ft = ann.getFeature(); // attempt force loading features for getBbox()
                     int[] bbox = ann.getBbox();
                     if (bbox != null)
                         for (int i : bbox) {