fix: address a SSA related issue which might cause all apply attempts (except the first one) to fail due to conflicts#59

ryanzhang-oss merged 3 commits intokubefleet-dev:mainkubefleet-dev/kubefleet:mainfrom

michaelawyu:fix/workapplier-ssa-altmichaelawyu/kubefleet:fix/workapplier-ssa-altCopy head branch name to clipboard