chore: fix code spelling issue

Author: andyzhangx

.github/workflows/codespell.yml

@@ -13,3 +13,4 @@ jobs:
         with:
           check_filenames: true
           skip: ./.git,./.github/workflows/codespell.yml,.git,*.png,*.jpg,*.svg,*.sum,./vendor,go.sum,./release-tools/prow.sh
+          ignore_words_list: "ro"

pkg/nfs/utils_test.go

@@ -286,7 +286,7 @@ func TestSetKeyValueInMap(t *testing.T) {
 			expected: map[string]string{"subDir": "value"},
 		},
 		{
-			desc:     "case insentive key already exists",
+			desc:     "case insensitive key already exists",
 			m:        map[string]string{"subDir": "value2"},
 			key:      "subdir",
 			value:    "value",