This update for supportutils fixes the following issues:

- Updated to version 3.1.3

+ Uses SUSE FTP servers (bsc#1132865)
+ btrfs quota #43
+ supportconfig: open-files: add file flags #44
+ Merged etc_info: Add support for .cfg files in /etc dir #46
+ Silence warning in rpm backup db collection path #47
+ Set files in tarball to 660 instead of 600 #48
+ SUSE separation finalized (bsc#1125623)
+ Default compression through xz, but -z forces bzip2
+ Updated man pages (bsc#1088234)
+ Changed VAR_OPTION_BIN_TIMEOUT_SEC from 300 to 120
+ Avoids some IO delays (bsc#1100529)
+ Corrected supported services help info for -U
+ Collects iSCSI Target information (bsc#1133844)
+ FTPES uses --ssl-reqd instead of depricated --ftp-ssl
+ Defaults to https FTP server uploads (bsc#1134599)

- Updated to version 3.1.2

+ Fixed missing sapconf and log (bsc#1081326)
+ Added timed_log_cmd to hwinfo and showmount commands (bsc#1120967)

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