Merge pull request #4640 from ClickHouse/gingerwizard-patch-1

Fix curl command formatting in sample-data.md

Author: Blargian

docs/use-cases/observability/clickstack/example-datasets/sample-data.md

@@ -93,7 +93,7 @@ for filename in $(tar -tf sample.tar.gz); do
   endpoint="http://localhost:4318/v1/${filename%.json}"
   echo "loading ${filename%.json}"
   tar -xOf sample.tar.gz "$filename" | while read -r line; do
-    echo "$line" | curl -s -o /dev/null -X POST "$endpoint" \
+    printf '%s\n' "$line" | curl -s -o /dev/null -X POST "$endpoint" \
     -H "Content-Type: application/json" \
     -H "authorization: ${CLICKSTACK_API_KEY}" \
     --data-binary @-