Commit proper changes to POCD artifacts.

Author: jduteau

xml/FHIR-pocd.xml

@@ -21,6 +21,7 @@
 <artifact deprecated="true" key="DeviceMetric" name="DeviceMetric"/>
 <artifact id="Device/ECGChannelDevice" key="Device-ECGChannelDevice" name="ECG Channel example"/>
 <artifact id="DeviceMetric/ECGSampleArrayDeviceMetric" key="DeviceMetric-ECGSampleArrayDeviceMetric" name="ECG Sample Array metric example"/>
+<artifact deprecated="true" key="Observation" name="Observation"/>
 <artifact id="Observation/ECGSampleArrayObservation" key="Observation-ECGSampleArrayObservation" name="ECG Sample Array observation example"/>
 <artifact id="Device/ECGVmdDevice" key="Device-ECGVmdDevice" name="ECG VMD example"/>
 <artifact id="StructureDefinition/EnumerationDeviceMetric" key="StructureDefinition-EnumerationDeviceMetric" name="Enumeration DeviceMetric profile"/>
@@ -87,4 +88,4 @@
 <page key="toc" name="Table of Contents"/>
 <page key="guidance" name="Technical Implementation Guidance"/>
 <page key="terminology" name="Terminology"/>
-</specification>
+</specification>