project code modification to adjust the modification of k8s 1.19

Signed-off-by: Thor-wl <13164644535@163.com>

hack/update-vendor-licenses.sh

@@ -201,6 +201,27 @@ for PACKAGE in $(go list -m -mod=mod -json all | jq -r .Path | sort -f); do
     echo "${PACKAGE} doesn't exist in ${DEPS_DIR}, skipping" >&2
     continue
   fi
+  if [[ "${PACKAGE}" = "sigs.k8s.io/structured-merge-diff" ]]; then
+    # this package doesn't exist, but has v3 subdirectory as a different package
+    # so it can't be  filtered by the previous rule
+    # temporarily treat this way until find out a better rule
+    echo "${PACKAGE}, temporarily skipping" >&2
+    continue
+  fi
+  if [[ "${PACKAGE}" = "github.com/cespare/xxhash" ]]; then
+    # there are 2 versions v1 and v2 under 2 folders indirectly used
+    # so it can't be filtered by the previous rule
+    # temporarily treat this way until find out a better rule
+    echo "${PACKAGE}, temporarily skipping" >&2
+    continue
+  fi
+  if [[ "${PACKAGE}" = "k8s.io/klog" ]]; then
+    # this package doesn't use, but has v2 subdirectory as a different package
+    # so it can't be  filtered by the previous rule
+    # temporarily treat this way until find out a better rule
+    echo "${PACKAGE}, temporarily skipping" >&2
+    continue
+  fi
   echo "${PACKAGE}"
 
   process_content "${PACKAGE}" LICENSE