flake.lock: Update

Flake lock file updates:

• Updated input 'backend':
    'github:Bootstrap-Academy/backend/5fa362f501cdd6c81597995fc90415b7801aa18b?narHash=sha256-hG64XqqDOXfneoxXHSjYogQEKtmb/Cl/etXPCpd/04k%3D' (2026-06-10)
  → 'github:Bootstrap-Academy/backend/d2307f2a6aaa4b63eb18382653a8bc99e6fbd7ff?narHash=sha256-sC3aqWlkc7c8YQndYZoZO0QV7%2BYro%2BYhpMoPPz/s6pA%3D' (2026-06-17)
• Updated input 'backend-develop':
    'github:Bootstrap-Academy/backend/5fa362f501cdd6c81597995fc90415b7801aa18b?narHash=sha256-hG64XqqDOXfneoxXHSjYogQEKtmb/Cl/etXPCpd/04k%3D' (2026-06-10)
  → 'github:Bootstrap-Academy/backend/d2307f2a6aaa4b63eb18382653a8bc99e6fbd7ff?narHash=sha256-sC3aqWlkc7c8YQndYZoZO0QV7%2BYro%2BYhpMoPPz/s6pA%3D' (2026-06-17)
• Updated input 'nixpkgs-glitchtip':
    'github:NixOS/nixpkgs/4c0fb4e909a7b870449d11c65ce8a26952ecec27?narHash=sha256-Kumx%2BazJzZN4IfzbqXTrfXCgwXeSTnSvP2zkyN3NeZA%3D' (2026-06-14)
  → 'github:NixOS/nixpkgs/a1a5f6cfabc52105147debfd0e2c900a0dbfaf08?narHash=sha256-FVS/4GntJpyhJUat49LtWkT6itJbQmK8ee%2B7mBVW4iw%3D' (2026-06-20)
• Updated input 'nixpkgs-unstable':
    'github:NixOS/nixpkgs/9ae611a455b90cf061d8f332b977e387bda8e1ca?narHash=sha256-md8WlXOlfnIeHeOScMTTHFyf2d6iaTwPl2apR5EQ3P4%3D' (2026-06-10)
  → 'github:NixOS/nixpkgs/567a49d1913ce81ac6e9582e3553dd90a955875f?narHash=sha256-lrp67w8AulE9Ks53n27I45ADSzbOCn4H%2BCNW1Ck8B%2B8%3D' (2026-06-16)
• Updated input 'sandkasten':
    'git+https://radicle.defelo.de/zKBbWZxz73j7BZMbutM7TMMT4v5K.git?ref=refs/heads/develop&rev=e1b7732252b85743324b2fac43be3a8d2090725b' (2026-06-01)
  → 'git+https://radicle.defelo.de/zKBbWZxz73j7BZMbutM7TMMT4v5K.git?ref=refs/heads/develop&rev=858e183d2ac6ce81ebea799f1b5df5eb827ccfcb' (2026-06-18)
• Updated input 'sandkasten/crane':
    'github:ipetkov/crane/0532eb17955225173906d671fb36306bdeb1e2dc?narHash=sha256-EVZd2RsbpreRUDSi9rBwPY%2BZxoyMaiEBbZxxhljbaS4%3D' (2026-05-30)
  → 'github:ipetkov/crane/59a82a1222dd3b2080b5cc52a1a2e8d5f1b77f37?narHash=sha256-D%2BBsdpxmtUwtqGoY0IXPhHgTlmqgcZKCEo1oMyn7ep0%3D' (2026-06-04)
• Updated input 'sandkasten/nixpkgs-stable':
    'github:NixOS/nixpkgs/25f538306313eae3927264466c70d7001dcea1df?narHash=sha256-ZsIrKmhp4vbBXoXXmR/tBXA/UCsAQiJL9vsgZEduhVY%3D' (2026-05-26)
  → 'github:NixOS/nixpkgs/e820eb4a444b46a19b2e03e8dfd2359439ff30fe?narHash=sha256-Fwd1%2BspDtQ0hDyBwme6ufG3n4mY0UrjjFdYHv%2BG/Hds%3D' (2026-06-08)
• Updated input 'sandkasten/nixpkgs-unstable':
    'github:NixOS/nixpkgs/e9a7635a57597d9754eccebdfc7045e6c8600e6b?narHash=sha256-u6WU/yd/o8iYQrHX3RAwO1hYa3LkoSL%2BWNQD0rJfJZQ%3D' (2026-05-29)
  → 'github:NixOS/nixpkgs/9f11f828c213641c2369a9f1fa31fe31557e3156?narHash=sha256-iUuzKQcyXvopYDDzFpMK5eQKP3WIJExYny2kJtbgUcE%3D' (2026-06-13)
• Updated input 'sops-nix':
    'github:Mic92/sops-nix/9ed65852b6257fbeae4355bc24ecfea307ca759a?narHash=sha256-Gq8KNx5A7hBB3uGJaj6eQfLDIz5YdLu92gqBcvHvoUo%3D' (2026-06-04)
  → 'github:Mic92/sops-nix/420f8d2e9882911f65cfac15cc706f639ba96cca?narHash=sha256-NFHmA7H47adqiyp%2B0iEOyZOQhmigDqA/NBAlf4imB6U%3D' (2026-06-20)

Author: Defelo