[shell-operator] Backport 1.10 fix: clear readiness hooks flag after ModuleDelete#672

ldmonster merged 2 commits intorelease-1.10flant/addon-operator:release-1.10from

fix/1-10-multiple-readines-hooks-false-positive-after-moduledeleteflant/addon-operator:fix/1-10-multiple-readines-hooks-false-positive-after-moduledeleteCopy head branch name to clipboard