First Korean l10n work for release-1.19

- Translate tasks/job/parallel-processing-expansion.md into Korean (#23544)
- Fix issue with ko/docs/concepts/workloads/controllers/job.md (#23720)
- Translate reference/scheduling/policies.md in Korean (#23690)
- Update outdated files in the dev-1.19-ko.1 branch (#23702)
- Modify translation access by Korean glossary (#23627)

Co-authored-by: Jerry Park <jaehwa@gmail.com>
Co-authored-by: junghyeonsu <54893898+junghyeonsu@users.noreply.github.com>
Co-authored-by: coolguyhong <podolsmith@naver.com>

content/ko/examples/application/job/job-tmpl.yaml

@@ -0,0 +1,18 @@
+apiVersion: batch/v1
+kind: Job
+metadata:
+  name: process-item-$ITEM
+  labels:
+    jobgroup: jobexample
+spec:
+  template:
+    metadata:
+      name: jobexample
+      labels:
+        jobgroup: jobexample
+    spec:
+      containers:
+      - name: c
+        image: busybox
+        command: ["sh", "-c", "echo Processing item $ITEM && sleep 5"]
+      restartPolicy: Never