Enable debug info

Dependencies

• [2] NDJ6PZB7 * Fix symbol to look for.
• [*] T4LLYESZ * Nix expression for building Hydra.
• [*] YQWH4POV * Simplify.

Change contents

• edit in release.nix at line 186
  [5.3404]

  [2.209]
  +

  + separateDebugInfo = true;