percona: apply required multi-version package structure

To work around the pkgs/by-name CI check, I applied the recommended structure
refactoring as documented in https://github.com/NixOS/nixpkgs/tree/master/pkgs/by-name#further-possible-refactorings

1 files changed, 6 insertions, 0 deletions

diff --git a/pkgs/tools/backup/percona-xtrabackup/default.nix b/pkgs/tools/backup/percona-xtrabackup/default.nix
new file mode 100644
index 0000000000000..f3466dc9f165f
--- /dev/null
+++ b/pkgs/tools/backup/percona-xtrabackup/default.nix
@@ -0,0 +1,6 @@
+pkgs: {
+  percona-xtrabackup_lts = pkgs.callPackage ./lts.nix {
+    boost = pkgs.boost177;
+  };
+  percona-xtrabackup_innovation = pkgs.callPackage ./innovation.nix { };
+}