Update sync_mult_prs.sh

Signed-off-by: Grace Cai <qqzczy@126.com>

sync_mult_prs.sh

@@ -14,19 +14,9 @@ cd "$SCRIPT_DIR"
 # Define the PRs to sync.
 # The PRs will be synced in the order of the following statements.
 # ./sync_pr.sh preview/pingcap/docs/"$DOCS_PR"
-./sync_pr.sh preview/pingcap/docs-cn/16737
-./sync_pr.sh preview/pingcap/docs-cn/16683
-./sync_pr.sh preview/pingcap/docs-cn/16696
-./sync_pr.sh preview/pingcap/docs-cn/16257
-./sync_pr.sh preview/pingcap/docs-cn/15975
-./sync_pr.sh preview/pingcap/docs/16683
-./sync_pr.sh preview/pingcap/docs/16761
-./sync_pr.sh preview/pingcap/docs/16803
+./sync_pr.sh preview/pingcap/docs-cn/16740
 # ./sync_pr.sh preview-cloud/pingcap/docs/"$CLOUD_DOCS_PR"
 # ./sync_pr.sh preview-operator/pingcap/docs-tidb-operator/"$OPERATOR_DOCS_PR"
-./sync_pr.sh preview-operator/pingcap/docs-tidb-operator/2478
-./sync_pr.sh preview-operator/pingcap/docs-tidb-operator/2517
-
 
 # Synchronize the content from master to release-x.y directories.
 # rsync -av markdown-pages/zh/tidb/master/ markdown-pages/zh/tidb/"$RELEASE_DIR"/