Merge pull request 'link to the LXC runs-on documentation' (#96) from earl-warren/setup-forgejo:wip-tests into main

Reviewed-on: https://code.forgejo.org/actions/setup-forgejo/pulls/96
Reviewed-by: dachary <dachary@noreply.code.forgejo.org>

README.md

@@ -30,7 +30,8 @@ The [forgejo-curl.sh](https://code.forgejo.org/forgejo/forgejo-curl#forgejo-curl
 script is logged in the instance and ready to be used with web or api endpoints.
 <!-- action-docs-description -->
 
-It can only be run on the `self-hosted` platform, running on a host with LXC installed.
+It can only be used in a job with a `runs-on` label that designates a Forgejo runner
+that [provides a LXC container](https://forgejo.org/docs/next/user/actions/#jobsjob_idruns-on).
 
 <!-- action-docs-inputs -->
 ## Inputs
@@ -68,9 +69,9 @@ name: Setup Forgejo
 on: [push]
 jobs:
   setup-forgejo:
-    runs-on: self-hosted
+    runs-on: lxc
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - id: forgejo
         uses: actions/setup-forgejo@v1
         with: