chore: 0.13.3 changelog (#5114)

Author: max-sixty

CHANGELOG.md

@@ -1,10 +1,9 @@
 # PRQL Changelog
 
-## [unreleased]
+## 0.13.3 — 2025-01-25
 
-**Language**:
-
-**Features**:
+0.13.3 is a small release containing a few bug fixes and improvements. It has 86
+commits from 10 contributors. Selected changes:
 
 **Fixes**:
 
@@ -13,14 +12,6 @@
 - Dereferencing of sort columns when rendering SQL now done in context of main
   pipeline (@kgutwin, #5098)
 
-**Documentation**:
-
-**Web**:
-
-**Integrations**:
-
-**Internal changes**:
-
 **New Contributors**:
 
 - @lukapeschke, with #5066