Bump version to 20.3.1 (#780)

* Bump version to 20.3.1

* Update CHANGELOG.md

---------

Co-authored-by: HarelM <[email protected]>
Co-authored-by: Harel M <[email protected]>

Author: github-actions[bot]

CHANGELOG.md

@@ -5,9 +5,15 @@
 - _...Add new stuff here..._
 
 ### 🐞 Bug fixes
-- The `index-of`, `length`, and `slice` expression operators count a UTF-16 surrogate pair as a single character. ([#779](https://github.com/maplibre/maplibre-style-spec/pull/779))
+
 - _...Add new stuff here..._
 
+## 20.3.1
+
+### 🐞 Bug fixes
+
+- The `index-of`, `length`, and `slice` expression operators count a UTF-16 surrogate pair as a single character. ([#779](https://github.com/maplibre/maplibre-style-spec/pull/779))
+
 ## 20.3.0
 
 ### ✨ Features and improvements

package-lock.json

@@ -1,7 +1,7 @@
 {
   "name": "@maplibre/maplibre-gl-style-spec",
   "description": "a specification for maplibre styles",
-  "version": "20.3.0",
+  "version": "20.3.1",
   "author": "MapLibre",
   "keywords": [
     "mapbox",