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

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/9189ac18287c599860e878e905da550aa6dec1cd?narHash=sha256-AYvaFBzt8dU0fcSK2jKD0Vg23K2eIRxfsVXIPCW9a0E%3D' (2025-01-31)
  → 'github:nixos/nixpkgs/fa35a3c8e17a3de613240fea68f876e5b4896aec?narHash=sha256-7Fu7oazPoYCbDzb9k8D/DdbKrC3aU1zlnc39Y8jy/s8%3D' (2025-02-08)
• Updated input 'northwind':
    'github:juspay/services-flake/e4f0c4039f970c6df1daea66d342ce7b47f2994d?dir=example/share-services/northwind&narHash=sha256-GmFJGQnq8OXEjq1Y7SpBC1cqfbCAaxVFslC2e2hafyo%3D' (2025-01-31)
  → 'github:juspay/services-flake/03de4ef97f80aecb3603e134cfd638a1e90216f5?dir=example/share-services/northwind&narHash=sha256-lzFWMg%2BRqase0J1Iveo/OVfUuyEqUUov4V3CYX20DqI%3D' (2025-02-06)
• Updated input 'northwind/flake-parts':
    'github:hercules-ci/flake-parts/b905f6fc23a9051a6e1b741e1438dbfc0634c6de?narHash=sha256-%2Bhu54pAoLDEZT9pjHlqL9DNzWz0NbUn8NEAHP7PQPzU%3D' (2025-01-06)
  → 'github:hercules-ci/flake-parts/32ea77a06711b758da0ad9bd6a844c5740a87abd?narHash=sha256-7H9XgNiGLKN1G1CgRh0vUL4AheZSYzPm%2BzmZ7vxbJdo%3D' (2025-02-01)
• Updated input 'northwind/flake-parts/nixpkgs-lib':
    'https://github.com/NixOS/nixpkgs/archive/e9b51731911566bbf7e4895475a87fe06961de0b.tar.gz?narHash=sha256-CewEm1o2eVAnoqb6Ml%2BQi9Gg/EfNAxbRx1lANGVyoLI%3D' (2025-01-01)
  → 'https://github.com/NixOS/nixpkgs/archive/072a6db25e947df2f31aab9eccd0ab75d5b2da11.tar.gz?narHash=sha256-vJzFZGaCpnmo7I6i416HaBLpC%2BhvcURh/BQwROcGIp8%3D' (2025-02-01)
• Updated input 'northwind/nixpkgs':
    'github:nixos/nixpkgs/ae06b9c2d83cb5c8b12d7d0e32692e93d1379713?narHash=sha256-RCzJE9wKByLCXmRBp%2Bz8LK9EgdW%2BK%2BW/DXnJS4S/NVo%3D' (2025-01-16)
  → 'github:nixos/nixpkgs/9189ac18287c599860e878e905da550aa6dec1cd?narHash=sha256-AYvaFBzt8dU0fcSK2jKD0Vg23K2eIRxfsVXIPCW9a0E%3D' (2025-01-31)
• Updated input 'northwind/services-flake':
    'github:juspay/services-flake/a67b8b3ef0218e119d1d7c265de580bc240a3fea?narHash=sha256-QIe7UsYE%2BNFUTvLKR%2B6PJECeNSyAWH1oljBGhN6Wb1k%3D' (2025-01-12)
  → 'github:juspay/services-flake/e4f0c4039f970c6df1daea66d342ce7b47f2994d?narHash=sha256-GmFJGQnq8OXEjq1Y7SpBC1cqfbCAaxVFslC2e2hafyo%3D' (2025-01-31)
• Updated input 'services-flake':
    'github:juspay/services-flake/e4f0c4039f970c6df1daea66d342ce7b47f2994d?narHash=sha256-GmFJGQnq8OXEjq1Y7SpBC1cqfbCAaxVFslC2e2hafyo%3D' (2025-01-31)
  → 'github:juspay/services-flake/03de4ef97f80aecb3603e134cfd638a1e90216f5?narHash=sha256-lzFWMg%2BRqase0J1Iveo/OVfUuyEqUUov4V3CYX20DqI%3D' (2025-02-06)