ci: reword the advisory license workflow (the bot adds a separate commit, it never amends)

.gitea/workflows/license.yml

@@ -3,8 +3,9 @@ name: license-headers
 # Advisory license check.
 #
 # The Dcntrlized license bot (the webhook service in this repository) is the
-# authority: it amends the missing AGPL headers into the pull request's head
-# commit and reports the `license-bot / addlicense` commit status. This workflow
+# authority: it adds the missing AGPL headers in a separate commit on top of the
+# pull request head and reports the `license-bot / addlicense` commit status.
+# This workflow
 # duplicates the check read-only so a pull request still shows an honest signal
 # when the bot is unavailable. It holds no secrets, never writes, and must not
 # be made a required check: Gitea evaluates a pull request's workflows from the
@@ -100,7 +101,7 @@ jobs:
             echo "::error::This pull request adds files without an AGPL-3.0 header:"
             cat /tmp/missing.txt
             echo ""
-            echo "The license bot normally amends these into your commit automatically."
+            echo "The license bot normally adds these in a separate commit automatically."
             echo "If it did not, copy the header from .license-header.tpl and push again."
             exit 1
           fi