Model RealTime 11.0 2021.16-iFix3

175015: Adopt Log4j version 2.17.0

Log4j version used in Model RealTime has been upgraded to 2.17, which is more secure and includes a fix for CVE-2021-45105. See here for details:
https://nvd.nist.gov/vuln/detail/CVE-2021-45105