CCB-337 - Change data type to ASCII_Date_Time_YMD (#437)

CCB-337 - Change data type Modification_Detail/modification_date to ASCII_Date_Time_YMD

The request is to change the data type of the attribute <Modification_Detail.modification_date> from ASCII_Date_YMD to ASCII_Date_Time_YMD. This change will allow data providers to specify time for <modification_date>.

Resolves #436
Refs CCB-337

Co-authored-by: John Hughes <John.S.Hughes@jpl.nasa.gov>

model-ontology/src/ontology/Data/dd11179.pins

@@ -1,4 +1,4 @@
-; Wed Feb 09 19:42:53 EST 2022
+; Wed Feb 16 14:07:15 EST 2022
 ; 
 ;+ (version "3.5")
 ;+ (build "Build 663")
@@ -50681,7 +50681,7 @@
 
 	(administrationRecord [DD_1.18.0.0])
 	(dataIdentifier "NEVD.0001_NASA_PDS_1.pds.Modification_Detail.pds.modification_date")
-	(datatype [ASCII_Date_YMD])
+	(datatype [ASCII_Date_Time_YMD])
 	(defaultUnitId "TBD_default_unit_id")
 	(maximumCharacterQuantity "TBD_maximum_characters")
 	(maximumValue "TBD_maximum_value")