Security update for libetpan
This update for libetpan fixes the following issues:
Update to 1.9.4 (boo#1174579, CVE-2020-15953):
* Bugfixes on QUOTA
* Varios warning fixes & build fixes
Update to version 1.9.3
* Added IMAP CLIENTID / SMTP CLIENTID support
* Use Cyrus SASL 2.1.27
Update to version 1.9.2
* Support of TLS SNI
* LMDB for cache DB
* Fixed build with recent versions of curl
This update was imported from the openSUSE:Leap:15.2:Update update project.
- Submitted by Dirk Mueller (dirkmueller)
Fixed bugs
bnc#1174579
VUL-0: CVE-2020-15953: libetpan: response injection via STARTTLS in IMAP