fix: Update systemd-boot version to 257.10 (#1497)

Author: Itxaka

packages/system/systemd/collection.yaml

@@ -1,7 +1,7 @@
 packages:
   - name: "systemd-boot"
     category: "system"
-    version: "258.2"
+    version: "257.10"
     labels:
       github.repo: "systemd"
       autobump.revdeps: "true"