fix: update incorrect description

docs/openapi/components/schemas/credentials/USMCACertificationOfOrigin.yml

@@ -50,14 +50,14 @@ properties:
     description: >-
       The date upon which the certification becomes applicable to the good
       covered by the blanket Certification (it may be prior to the date of
-      signing this certification). In most cases this is Jan 01 of a given year.
+      signing this certification).
   expirationDate:
     type: string
     description: >-
       The date upon which the blanket period expires. In no instance should that
       certification exceed a 12-month period, and any information provided
       should be updated in the event any previously-issued certification no
-      longer applies. In most cases this should be Dec 31 of the specified year.
+      longer applies.
   issuer:
     $ref: ../snippets/IssuerOrganization.yml
   credentialSchema: