add testing ig

Author: grahamegrieve

xml/SPECS-FHIR.xml

@@ -214,4 +214,5 @@
   <specification key="us-dapl" name="US De-Identified, Anonymized Profiles Library (DAPL)"/>
   <specification key="pc-incubator" name="Patient Care Incubator"/>
   <specification key="us-quality-core" name="US Quality Core Implementation Guide"/>
+  <specification key="testing" name="Testing Incubator IG"/>
 </specifications>