Change log for WINDOWS_DNS

Date	Changes
2024-03-13	- Parsed data from "ANSWER SECTION" in the log. - Update mapping of "metadata.event_timestamp" UDM field.
2024-02-14	- Parsed debug data from the log.
2024-01-18	- Added support for the text format log containing debug data. - Added support for logs containing the date in the German format
2023-12-13	Added support for logs containing Chinese characters.
2023-11-29	- Aligned "principal/target.hostname" and "principal/target.asset.hostname" mapping.
2023-10-18	Added support for the text format.
2023-10-04	Added validation before mapping the "sysloghost" to the "principal.hostname".
2023-08-23	Used "on_error" function to prevent error due to double UDM mapping.
2023-06-28	- Added support for escape characters (for example, '\r\n') in NXLog "im_file" module logs. - Changed mapping for data from answer section of message field and mapped other answer section data as well for DNS record requests of type "A", "AAAA" and "PTR". - Deleted a dot "." at the end of domain name for Microsoft Windows DNS logs
2023-05-31	- For DNS record requests of type A, AAAA and PTR, extracted data from answer section of 'message' field and mapped it. - Mapped 'network.dns.questions.name' value to 'target.hostname'.
2023-05-02	Added support for DNS record requests of type A, AAAA and PTR.
2023-02-15	Added a grok pattern to handle date format(MM-DD-YYYY) and time format without AM/PM.
2022-07-08	Prioritized mapping events with STATUS_UPDATE instead of GENERIC_EVENT where "principal.ip" or "target.ip" or "principal.hostname" are not null.
2022-05-11	Added support for Syslog header+JSON format.
2022-04-13	Formal launch of Chronicle's Windows DNS parser. This represents a comprehensive refresh to Windows DNS parsing, and is built from the ground up for improved stability, coverage, and efficacy.