community/ldc: upgrade to 1.25.0
The patches have been integrated upstream, and the LDC maintainer suggested to get rid of the conf patch in: https://github.com/ldc-developers/ldc/pull/3641#issuecomment-760971936
The patches have been integrated upstream, and the LDC maintainer suggested to get rid of the conf patch in: https://github.com/ldc-developers/ldc/pull/3641#issuecomment-760971936