* gnu/packages/patches/emacs-yasnippet-fix-empty-snippet-next.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it here.
* gnu/packages/emacs-xyz.scm (emacs-yasnippet)[source]<patches>: Use it here.
* gnu/packages/patches/emacs-yasnippet-fix-tests.patch: Also fix
delete-numberless-inner-snippet-issue-562.
