Log Message:
py-libtaxii: update to version 1.1.118

This notably fixes a security issue, CVE-2020-27197.

Version 1.1.118:

 * #247 [CVE-2020-27197] Avoid SSRF on parsing XML (@orsinium)

Version 1.1.117:

 * #244 SSL Verify Server not working correctly (@motok) (@nschwane)
 * #245 Unicode lxml.etree.SerialisationError on lxml 4.5.0+ (@advptr)

Version 1.1.116:

 * #240 PY3 Compatibility changes for HTTP Response Body (@nschwane)

Version 1.1.115:

 * #239 Convert the HTTP response body to a string type (PY3 this will be bytes) \ 
(@sddj)

Version 1.1.114:

 * #237 Support converting dicts to content bindings (@danielsamuels)
 * #238 Provide XMLParser copies instead of reusing the cached instance. \ 
Prevents future messages to lose namespace

Version 1.1.113:

 * #234 Add ability to load a configuration file when executing a script
 * #232 Fix TLS handshake failure when a server requires SNI (@marcelslotema)

Version 1.1.112:

 * #227 Fixes to poll_client script (Python3 compatibility)
 * #226 Clean-up documentation warnings
 * #228 Fix 'HTTPMessage' has no attribute 'getheader' (Python3 compatibility)
 * #225 Fix checks that involve xpath (lxml) to prevent FutureWarning message
 * #230 Fix parsing status message round-trip (@danielsamuels)

Thanks leot@ and pkgsrc's security team for the heads up!
Pull-up to be requested.