fix: Removed 'upgrade_install' arg in the main.tf for Helm 3.x compatability#120

wamsatson wants to merge 1 commit intoterraform-module:masterterraform-module/terraform-helm-release:masterfrom

wamsatson:bug-upgrade-install-helm-3.xwamsatson/terraform-helm-release:bug-upgrade-install-helm-3.xCopy head branch name to clipboard