Remove unnecessary dependencies

package.json

@@ -1,7 +1,7 @@
 {
   "name": "nix-installer-action",
   "version": "1.0.0",
-  "description": "You can use [`nix-installer`](https://github.com/DeterminateSystems/nix-installer) as a Github action:",
+  "description": "You can use [`nix-installer`](https://github.com/DeterminateSystems/nix-installer) as a Github Action:",
   "main": "./dist/main.js",
   "types": "./dist/main.d.ts",
   "type": "module",
@@ -28,9 +28,7 @@
     "@actions/core": "^1.10.1",
     "@actions/exec": "^1.1.1",
     "@actions/github": "^5.1.1",
-    "@actions/tool-cache": "^2.0.1",
     "detsys-ts": "github:DeterminateSystems/detsys-ts",
-    "fetch-retry": "^5.0.6",
     "string-argv": "^0.3.2"
   },
   "devDependencies": {

pnpm-lock.yaml

@@ -14,15 +14,9 @@ dependencies:
   "@actions/github":
     specifier: ^5.1.1
     version: 5.1.1
-  "@actions/tool-cache":
-    specifier: ^2.0.1
-    version: 2.0.1
   detsys-ts:
     specifier: github:DeterminateSystems/detsys-ts
     version: github.com/DeterminateSystems/detsys-ts/cd38b227c4d6faca10aed591b1f8863ef7b93dce
-  fetch-retry:
-    specifier: ^5.0.6
-    version: 5.0.6
   string-argv:
     specifier: ^0.3.2
     version: 0.3.2
@@ -149,20 +143,6 @@ packages:
       }
     dev: false
 
-  /@actions/tool-cache@2.0.1:
-    resolution:
-      {
-        integrity: sha512-iPU+mNwrbA8jodY8eyo/0S/QqCKDajiR8OxWTnSk/SnYg0sj8Hp4QcUEVC1YFpHWXtrfbQrE13Jz4k4HXJQKcA==,
-      }
-    dependencies:
-      "@actions/core": 1.10.1
-      "@actions/exec": 1.1.1
-      "@actions/http-client": 2.2.1
-      "@actions/io": 1.1.3
-      semver: 6.3.1
-      uuid: 3.4.0
-    dev: false
-
   /@azure/abort-controller@1.1.0:
     resolution:
       {
@@ -2942,13 +2922,6 @@ packages:
       reusify: 1.0.4
     dev: true
 
-  /fetch-retry@5.0.6:
-    resolution:
-      {
-        integrity: sha512-3yurQZ2hD9VISAhJJP9bpYFNQrHHBXE2JxxjY5aLEcDi46RmAzJE2OC9FAde0yis5ElW0jTTzs0zfg/Cca4XqQ==,
-      }
-    dev: false
-
   /file-entry-cache@6.0.1:
     resolution:
       {