Update docs/changelog/131317.yaml

Author: Kubik42

docs/changelog/131317.yaml

@@ -0,0 +1,12 @@
+pr: 131317
+summary: Don't normalize fields of type text when the index mode is LogsDB or TSDB
+area: Mapping
+type: "breaking, enhancement"
+issues: []
+breaking:
+  title: Don't normalize fields of type text when the index mode is LogsDB or TSDB
+  area: Mapping
+  details: Please describe the details of this change for the release notes. You can
+    use asciidoc.
+  impact: Please describe the impact of this change to users
+  notable: false