OPENSUSE-SU-2021:0471-1 Security update for ruby2.5

This update for ruby2.5 fixes the following issues: - CVE-2020-25613: Fixed a potential HTTP Request Smuggling in WEBrick bsc1177125. - Enable optimizations also on ARM64 bsc1177222 This update was imported from the SUSE:SLE-15:Update update project...