Update version information

Documentation/Settings.cfg

@@ -1,6 +1,6 @@
 [general]
 project = Kitodo.Presentation
-release = 3.1.0
+release = 3.1.2
 copyright = since 2017 by Kitodo Release Management Team
 
 [html_theme_options]

SECURITY.md

@@ -8,7 +8,8 @@ The following versions of Kitodo.Presentation are currently being supported with
 | ------- | ------------- | :----------------------: | :----------------------: |
 | 3.1.x   | 8 LTS + 9 LTS | :heavy_check_mark:       | :heavy_check_mark:       |
 | 3.0.x   | 8 LTS         | :heavy_multiplication_x: | :heavy_multiplication_x: |
-| 2.2.x   | 6 LTS + 7 LTS | :heavy_multiplication_x: | :heavy_check_mark:       |
+| 2.3.x   | 6 LTS + 7 LTS | :heavy_multiplication_x: | :heavy_check_mark:       |
+| 2.2.x   | 6 LTS + 7 LTS | :heavy_multiplication_x: | :heavy_multiplication_x: |
 | 2.1.x   | 6 LTS + 7 LTS | :heavy_multiplication_x: | :heavy_multiplication_x: |
 | 2.0.x   | 6 LTS + 7 LTS | :heavy_multiplication_x: | :heavy_multiplication_x: |
 | 1.x     | 4 LTS + 6 LTS | :heavy_multiplication_x: | :heavy_multiplication_x: |

ext_emconf.php

@@ -13,7 +13,7 @@
 $EM_CONF[$_EXTKEY] = [
     'title' => 'Kitodo.Presentation',
     'description' => 'Base plugins, modules, services and API of the Digital Library Framework. It is part of the community-based Kitodo Digitization Suite.',
-    'version' => '3.1.1',
+    'version' => '3.1.2',
     'category' => 'misc',
     'constraints' => [
         'depends' => [