Fix release date for 2.0.0

Signed-off-by: John Pennycook <john.pennycook@intel.com>

Author: Pennycook

CITATION.cff

@@ -15,7 +15,7 @@ authors:
   orcid: "https://orcid.org/0000-0002-1903-9242"
 title: "Code Base Investigator"
 version: 2.0.0
-date-released: "2025-05-15"
+date-released: "2025-05-16"
 doi: "10.5281/zenodo.15422620"
 identifiers:
   - description: Archive of all previous releases.