Security update for c-ares

This update for c-ares fixes the following issues:

Version update to 1.17.0

* CVE-2020-8277: Fixed a Denial of Service through DNS request (bsc#1178882)
* For further details see https://c-ares.haxx.se/changelog.html

This update was imported from the SUSE:SLE-15:Update update project.

Fixed bugs
bnc#1178882
VUL-0: CVE-2020-8277: c-ares, nodejs, nodejs12, nodejs14: Denial of Service through DNS request
Selected Binaries
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