Update tracing post date

Signed-off-by: Han Verstraete (OpenFaaS Ltd) <han@openfaas.com>

Author: welteki

…12-trace-functions-with-opentelemetry.md …13-trace-functions-with-opentelemetry.md_posts/2025-05-12-trace-functions-with-opentelemetry.md renamed to _posts/2025-05-13-trace-functions-with-opentelemetry.md _posts/2025-05-12-trace-functions-with-opentelemetry.md renamed to _posts/2025-05-13-trace-functions-with-opentelemetry.md

@@ -1,7 +1,7 @@
 ---
 title: "How to Trace Functions with OpenTelemetry"
 description: "Capture traces from your functions to debug tricky issues, and to identify potential improvements"
-date: 2025-05-12
+date: 2025-05-13
 author_staff_member: han
 categories:
 - functions