Update docs/changelog/128854.yaml

Author: markjhoy

docs/changelog/128854.yaml

@@ -0,0 +1,12 @@
+pr: 128854
+summary: Mark Token Pruning for Sparse Vector as GA
+area: Relevance
+type: docs
+issues: []
+highlight:
+  title: Mark Token Pruning for Sparse Vector as GA
+  body: |-
+    A docs change to remove the [preview] labels for the token pruning
+    configuration items for the Sparse Vector query as we get ready to put
+    these into GA.
+  notable: true