Release Note (oTel) (#6112)

* Release Note (oTel)

* Update 2025-12-11-otel.md

* changed release date

* Update blog-collector/2025-12-15-otel.md

Co-authored-by: Kim (Sumo Logic) <56411016+kimsauce@users.noreply.github.com>

* Update blog-collector/2025-12-15-otel.md

Co-authored-by: Kim (Sumo Logic) <56411016+kimsauce@users.noreply.github.com>

---------

Co-authored-by: Kim (Sumo Logic) <56411016+kimsauce@users.noreply.github.com>

Author: amee-sumo

blog-collector/2025-12-15-otel.md

@@ -0,0 +1,10 @@
+---
+title: New Log Severity Fields (OpenTelemetry Collector)
+image: https://assets-www.sumologic.com/company-logos/_800x418_crop_center-center_82_none/SumoLogic_Preview_600x600.jpg?mtime=1617040082
+keywords:
+  - otel-collector
+hide_table_of_contents: true    
+---
+
+
+We’ve added two new severity fields, `SeverityNumber` and `SeverityText`, to the OpenTelemetry Collector. These fields provide more comprehensive log data with minimal operational risk, enabling deeper insights and more accurate workflows.