Align ChangeLog Style

References:
* [ONT-445] (CP-38) rdf-toolkit base-iri flag degenerates versionIRI
  when slash IRI form is used

Author: ajnelson-nist

ChangeLog

@@ -1,8 +1,6 @@
-2021-08-04
-	* CP-38: https://drive.google.com/file/d/1T7ZmDZuslKAGc2HA3PPYhSmKqDDoqfkt/view
-
 2021-06-01
 	* ONT-445, CP-38: Removed "base IRI" features from ontology and normalization procedure
+	* CP-38: https://drive.google.com/file/d/1T7ZmDZuslKAGc2HA3PPYhSmKqDDoqfkt/view
 
 2021-03-18
 	* ONT-413: Defined and used prefixes for imported concepts