Merge pull request #1954 from fluxcd/release-v2.3

Prepare Flux 2.3.0 release

Author: makkes

.github/labels.yaml

@@ -1,6 +1,9 @@
 # Configuration file to declaratively configure labels
 # Ref: https://github.com/EndBug/label-sync#Config-files
 
+- name: backport:v2-3
+  description: To be backported to v2-3
+  color: '#ffd700'
 - name: backport:v2-2
   description: To be backported to v2-2
   color: '#ffd700'

hugo.yaml

@@ -104,13 +104,15 @@ params:
   algolia_docsearch: true
   offlineSearch: false
   version_menu: "Versions"
-  version: "2.2"
+  version: "2.3"
   archived_version: false
   version_menu_pagelinks: true
   url_latest_version: https://fluxcd.io/flux/
   versions:
-    - version: "v2.2"
+    - version: "v2.3"
       url: https://fluxcd.io
+    - version: "v2.2"
+      url: https://v2-2.docs.fluxcd.io
     - version: "v2.1"
       url: https://v2-1.docs.fluxcd.io
     - version: "v2.0"