Use latest rpm-ostree again

recipes/common/gaming.yml

@@ -13,7 +13,6 @@ modules:
   #   scripts:
   #     - install-steam.sh
   - type: rpm-ostree
-    source: ghcr.io/blue-build/modules/rpm-ostree:optfix-auto-ln
     optfix:
       - r2modman
     install:

recipes/common/jp-packages.yml

@@ -5,7 +5,6 @@ modules:
     snippets:
       - rpm --import https://brave-browser-rpm-release.s3.brave.com/brave-core.asc
   - type: rpm-ostree
-    source: ghcr.io/blue-build/modules/rpm-ostree:optfix-auto-ln
     optfix:
       - brave.com
     repos: