flake.lock: Update

Flake lock file updates:

• Updated input 'fenix':
    'github:nix-community/fenix/9a025daf6799e3af80b677f0af57ef76432c3fcf?narHash=sha256-ih8NPk3Jn5EAILOGQZ%2BKS5NLmu6QmwohJX%2B36MaTAQE%3D' (2024-06-01)
  → 'github:nix-community/fenix/ab655c627777ab5f9964652fe23bbb1dfbd687a8?narHash=sha256-ixopuTeTouxqTxfMuzs6IaRttbT8JqRW5C9Q/57WxQw%3D' (2024-06-08)
• Updated input 'fenix/nixpkgs':
    'github:nixos/nixpkgs/ad57eef4ef0659193044870c731987a6df5cf56b?narHash=sha256-SzDKxseEcHR5KzPXLwsemyTR/kaM9whxeiJohbL04rs%3D' (2024-05-29)
  → 'github:nixos/nixpkgs/e8057b67ebf307f01bdcc8fba94d94f75039d1f6?narHash=sha256-pL9jeus5QpX5R%2B9rsp3hhZ%2BuplVHscNJh8n8VpqscM0%3D' (2024-06-05)
• Updated input 'fenix/rust-analyzer-src':
    'github:rust-lang/rust-analyzer/d6d735e6f20ef78b16a79886fe28bd69cf059504?narHash=sha256-qBruki5NHrSqIw5ulxtwFmVsb6W/aOKOMjsCJjfalA4%3D' (2024-05-31)
  → 'github:rust-lang/rust-analyzer/48bbdd6a74f3176987d5c809894ac33957000d19?narHash=sha256-%2BlRAmz92CNUxorqWusgJbL9VE1eKCnQQojglRemzwkw%3D' (2024-06-05)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/5a25dc6b7ebfa0747dce67c85480eeda87f6df7a?narHash=sha256-SujMRmR/1TqanXZMC9gYNXTJHNy1deOmEj3ClE0zY0M%3D' (2024-06-01)
  → 'github:NixOS/nixpkgs/8b7b723e7470335e19ec6770d6bf7347dc1f7f98?narHash=sha256-IJyB8YXPhaG8zl0i6mVFOEDOtqy41hmUg4VC4dDrD2Q%3D' (2024-06-08)
• Updated input 'nixpkgs-master':
    'github:NixOS/nixpkgs/b1afe5bcf29143f35d7c796e6cbfcc31fd39eb70?narHash=sha256-Ma53Y67am2NfsUe1XPK%2B3tsADSLKn8GnLrwHxsEs9QI%3D' (2024-06-02)
  → 'github:NixOS/nixpkgs/3bcedce9f4de37570242faf16e1e143583407eab?narHash=sha256-WMU6ZRZrBgEUDIF0siu2aIyVAXcxfElSwzZtS/mSpN4%3D' (2024-06-09)