Removed a warning

app/models/odc/SoftwareVulnerability.scala

@@ -13,6 +13,7 @@ final case class SoftwareVulnerability (vulnerabilityId: Int, cpeEntryId: Int, i
   def includesAllPreviousVersions: Boolean = includesAllPreviousVersionsRaw match {
     case Some("1") => true
     case None => false
+    case _ => sys.error("Unexpected value from ODC database")
   }
 }