Merge pull request #274 from OVAL-Community/273-update-entitystatewuasourcetype-to-include-to-allow-for-variable-usage

Added '' to allow for variable usage

Author: vanderpol

oval-schemas/windows-definitions-schema.xsd

@@ -9495,6 +9495,11 @@
                               <xsd:documentation>Indicates the source for the wuaupdatesearcher_item is from wsusscn2.cab file download from Microsoft</xsd:documentation>
                          </xsd:annotation>
                     </xsd:enumeration>
+					<xsd:enumeration value="">
+						  <xsd:annotation>
+								<xsd:documentation>The empty string value is permitted here to allow for empty elements associated with variable references.</xsd:documentation>
+						  </xsd:annotation>
+					</xsd:enumeration>
                </xsd:restriction>
           </xsd:simpleContent>
      </xsd:complexType>