chore(example/share-services/pgweb): Update flake.lock

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/ae06b9c2d83cb5c8b12d7d0e32692e93d1379713?narHash=sha256-RCzJE9wKByLCXmRBp%2Bz8LK9EgdW%2BK%2BW/DXnJS4S/NVo%3D' (2025-01-16)
  → 'github:nixos/nixpkgs/ecd26a469ac56357fd333946a99086e992452b6a?narHash=sha256-ET91TMkab3PmOZnqiJQYOtSGvSTvGeHoegAv4zcTefM%3D' (2025-01-24)
• Updated input 'northwind':
    'github:juspay/services-flake/a67b8b3ef0218e119d1d7c265de580bc240a3fea?dir=example/share-services/northwind&narHash=sha256-QIe7UsYE%2BNFUTvLKR%2B6PJECeNSyAWH1oljBGhN6Wb1k%3D' (2025-01-12)
  → 'github:juspay/services-flake/a5a1e5720507a772e329f3db3859c14219479c65?dir=example/share-services/northwind&narHash=sha256-hxw2T8gj1TVreyRy3zrAWG7AkHjxG8Hs0PPicpy4G1M%3D' (2025-01-19)
• Updated input 'northwind/nixpkgs':
    'github:nixos/nixpkgs/32af3611f6f05655ca166a0b1f47b57c762b5192?narHash=sha256-dMGNa5UwdtowEqQac%2BDr0d2tFO/60ckVgdhZU9q2E2o%3D' (2025-01-09)
  → 'github:nixos/nixpkgs/ae06b9c2d83cb5c8b12d7d0e32692e93d1379713?narHash=sha256-RCzJE9wKByLCXmRBp%2Bz8LK9EgdW%2BK%2BW/DXnJS4S/NVo%3D' (2025-01-16)
• Updated input 'northwind/services-flake':
    'github:juspay/services-flake/29c57515547d27f5c8e21bf099e0d2d070234f0e?narHash=sha256-VgV1iZ2Ig/VEljHnVi2elOPpntSEUwHCCktMSf54CuM%3D' (2025-01-05)
  → 'github:juspay/services-flake/a67b8b3ef0218e119d1d7c265de580bc240a3fea?narHash=sha256-QIe7UsYE%2BNFUTvLKR%2B6PJECeNSyAWH1oljBGhN6Wb1k%3D' (2025-01-12)
• Updated input 'services-flake':
    'github:juspay/services-flake/a67b8b3ef0218e119d1d7c265de580bc240a3fea?narHash=sha256-QIe7UsYE%2BNFUTvLKR%2B6PJECeNSyAWH1oljBGhN6Wb1k%3D' (2025-01-12)
  → 'github:juspay/services-flake/a5a1e5720507a772e329f3db3859c14219479c65?narHash=sha256-hxw2T8gj1TVreyRy3zrAWG7AkHjxG8Hs0PPicpy4G1M%3D' (2025-01-19)