[Map] Adjust changelogs and fix render_map deprecated version

Author: Kocal

src/Map/CHANGELOG.md

@@ -1,6 +1,6 @@
 # CHANGELOG
 
-## Unreleased
+## 2.20
 
 -   Rename `render_map` Twig function `ux_map`
 -   Deprecate `render_map` Twig function

src/Map/src/Bridge/Google/CHANGELOG.md

@@ -1,5 +1,5 @@
 # CHANGELOG
 
-## Unreleased
+## 2.19
 
 -   Bridge added

src/Map/src/Bridge/Leaflet/CHANGELOG.md

@@ -1,5 +1,5 @@
 # CHANGELOG
 
-## Unreleased
+## 2.19
 
 -   Bridge added

src/Map/src/Twig/MapExtension.php

@@ -27,7 +27,7 @@ public function getFunctions(): array
         return [
             new TwigFunction('render_map', [Renderers::class, 'renderMap'], [
                 'is_safe' => ['html'],
-                'deprecated' => '2.21',
+                'deprecated' => '2.20',
                 'deprecating_package' => 'symfony/ux-map',
                 'alternative' => 'ux_map',
             ]),