flake.lock: Update

Flake lock file updates:

• Updated input 'nixpkgs-unstable':
    'github:NixOS/nixpkgs/6607cf789e541e7873d40d3a8f7815ea92204f32?narHash=sha256-cPfs8qMccim2RBgtKGF%2Bx9IBCduRvd/N5F4nYpU0TVE%3D' (2025-03-13)
  → 'github:NixOS/nixpkgs/c80f6a7e10b39afcc1894e02ef785b1ad0b0d7e5?narHash=sha256-C7jVfohcGzdZRF6DO%2BybyG/sqpo1h6bZi9T56sxLy%2Bk%3D' (2025-03-15)
• Removed input 'plasma-manager'
• Removed input 'plasma-manager/home-manager'
• Removed input 'plasma-manager/nixpkgs'

flake.lock

@@ -524,11 +524,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1741851582,
-        "narHash": "sha256-cPfs8qMccim2RBgtKGF+x9IBCduRvd/N5F4nYpU0TVE=",
+        "lastModified": 1742069588,
+        "narHash": "sha256-C7jVfohcGzdZRF6DO+ybyG/sqpo1h6bZi9T56sxLy+k=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "6607cf789e541e7873d40d3a8f7815ea92204f32",
+        "rev": "c80f6a7e10b39afcc1894e02ef785b1ad0b0d7e5",
         "type": "github"
       },
       "original": {
@@ -620,29 +620,6 @@
         "type": "github"
       }
     },
-    "plasma-manager": {
-      "inputs": {
-        "home-manager": [
-          "home-manager"
-        ],
-        "nixpkgs": [
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1740569341,
-        "narHash": "sha256-WV8nY2IOfWdzBF5syVgCcgOchg/qQtpYh6LECYS9XkY=",
-        "owner": "nix-community",
-        "repo": "plasma-manager",
-        "rev": "5eeb0172fb74392053b66a8149e61b5e191b2845",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-community",
-        "repo": "plasma-manager",
-        "type": "github"
-      }
-    },
     "pre-commit-hooks": {
       "inputs": {
         "flake-compat": "flake-compat_4",
@@ -679,7 +656,6 @@
         "nixpkgs": "nixpkgs_3",
         "nixpkgs-unstable": "nixpkgs-unstable",
         "nixvim": "nixvim",
-        "plasma-manager": "plasma-manager",
         "pre-commit-hooks": "pre-commit-hooks",
         "secrets": "secrets",
         "thunderbird-gnome-theme": "thunderbird-gnome-theme"