Remove unused section header.

anthony-tuininga · anthony-tuininga · commit 7b39b030d9b8 · 2024-05-02T10:19:57.000-06:00
diff --git a/doc/src/release_notes.rst b/doc/src/release_notes.rst
@@ -28,9 +28,6 @@ Thin Mode Changes
 #)  Internal change: further efforts to tighten code looking for the end of a
     database request made to Oracle Database 23ai.
 
-Thick Mode Changes
-++++++++++++++++++
-
 Common Changes
 ++++++++++++++
 
