build: update renku-ui to v4.23.0 (#4448)

Ugrade renku-ui to its latest release and update the docs about integrations to reflect the new UI flow.

Author: andre-code

docs/docs/10-users/50-code/guides/20-connect-renku-account-to-github-or-gitlab-account.md

@@ -10,12 +10,14 @@ hesitate to [Contact](../../community) us, and we will be happy to add it to Ren
 :::
 
 1. In the User menu in the top right corner, click on **Integrations.**
-2. For the desired services, click on **Connect.**
-   1. Approve the steps. After that, the service status will turn into connected.
-
-   ![image.png](./connect-your-renku-account-to-your-github-or-gitlab-account-10.jpg)
-
-3. (GitHub only) Follow the prompts to install the Renku app in the namespace(s) where you want to
+2. Find the provider you want to connect:
+   1. If it is already listed, click **Connect** next to it.
+   2. If not, click the ➕ button to browse all available providers and click **Connect** for the desired one.
+      ![image.png](./connect-your-renku-account-to-your-github-or-gitlab-account-10.png)
+      ![image.png](./connect-your-renku-account-to-your-github-or-gitlab-account-20.png)
+3. Approve the steps. After that, the service status will turn into connected.
+
+4. (GitHub only) Follow the prompts to install the Renku app in the namespace(s) where you want to
    use repositories in Renku.
 
 Now you can [add code repositories to your

docs/docs/10-users/50-code/guides/connect-your-renku-account-to-your-github-or-gitlab-account-10.jpg

@@ -549,7 +549,7 @@ ui:
     replicaCount: 1
     image:
       repository: renku/renku-ui
-      tag: "4.22.0"
+      tag: "4.23.0"
       pullPolicy: IfNotPresent
       ## Optionally specify an array of imagePullSecrets.
       ## Secrets must be manually created in the namespace.
@@ -741,7 +741,7 @@ ui:
     keepCookies: []
     image:
       repository: renku/renku-ui-server
-      tag: "4.22.0"
+      tag: "4.23.0"
       pullPolicy: IfNotPresent
     imagePullSecrets: []
     nameOverride: ""