Merge pull request #649 from wy65701436/release-2.13.0-update

add document for v2.13

Author: wy65701436

.backportrc.json

@@ -15,6 +15,7 @@
     "release-2.9.0",
     "release-2.10.0",
     "release-2.11.0",
-    "release-2.12.0"
+    "release-2.12.0",
+    "release-2.13.0"
   ]
 }

config.toml

@@ -21,6 +21,11 @@ logo_repo = "https://github.com/cncf/artwork/tree/master/projects/harbor"
 youtube_video_id = "4zZiBcvZmgQ"
 alpine_js_version = "2.1.2"
 
+[[params.versions]]
+harborversion = "2.13.0"
+helmversion = "1.17"
+branchname = "release-2.13.0"
+
 [[params.versions]]
 harborversion = "2.12.0"
 helmversion = "1.16"