[ELSA-2021-9399] olcne security update

olcne
[1.3.1-5]
- Updated registry-image-helper.sh to work with olcne-utils

[1.3.1-4]
- Fix istio template for 1.9.6 and 1.10.2 for k8s update failure

[1.3.1-3]
- Added END_VERSION_BLOCK for OLM image

[1.3.1-2]
- Fix iptables issue when running on OL7 host using OL8 image for 1.19.8
- Fix iptables issue when running on OL7 host using OL8 image
- Address Istio CVE's CVE-2021-28683, CVE-2021-28682, CVE-2021-29258, CVE-2021-31920, CVE-2021-31921, CVE-2021-34824
- Fixed yaml file to stop olcne-nginx and keepalived services at uninstall [Orabug: 32296282]
- Fixed missing double semicolon in registry image helper

kubernetes
[1.20.6-2]
- Fix iptables OL7 host kernel issue when running with OL8 image

[1.20.6-1]
- Added Oracle specific build files for Kubernetes

kubernetes
[1.19.8-3]
- Fix iptables issue when running on OL7 host with OL8 image

istio
[1.9.6-2]
- Fix iptables issue when running on OL7 host using OL8 image
- Added istio-mixs and istio-mixc to Obsoletes list

[1.9.6-1]
- Address CVE-2021-28683, CVE-2021-28682, CVE-2021-29258, CVE-2021-31920, CVE-2021-31921, CVE-2021-34824

istio
[1.10.2-2]
- Fix iptables problem when running on OL7 host using OL8 image

[1.10.2-1]
- Address CVE-2021-28683, CVE-2021-28682, CVE-2021-29258, CVE-2021-31920, CVE-2021-31921, CVE-2021-34824