Fix manifest formatting

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Co-Authored-By: Claude <noreply@anthropic.com>

Author: lev-engineer

extension-chrome/manifest.json

@@ -6,12 +6,7 @@
   "default_locale": "en",
   "author": "Lev Gelfenbuim",
   "homepage_url": "https://github.com/levz0r/markdown-printer",
-  "permissions": [
-    "activeTab",
-    "contextMenus",
-    "downloads",
-    "scripting"
-  ],
+  "permissions": ["activeTab", "contextMenus", "downloads", "scripting"],
   "background": {
     "service_worker": "background.js"
   },
@@ -28,4 +23,4 @@
       "128": "icon128.png"
     }
   }
-}
+}

extension-firefox/manifest.json

@@ -6,16 +6,9 @@
   "default_locale": "en",
   "author": "Lev Gelfenbuim",
   "homepage_url": "https://github.com/levz0r/markdown-printer",
-  "permissions": [
-    "activeTab",
-    "contextMenus",
-    "downloads",
-    "scripting"
-  ],
+  "permissions": ["activeTab", "contextMenus", "downloads", "scripting"],
   "background": {
-    "scripts": [
-      "background.js"
-    ]
+    "scripts": ["background.js"]
   },
   "icons": {
     "16": "icon16.png",
@@ -35,10 +28,8 @@
       "id": "markdown-printer@lev.engineer",
       "strict_min_version": "121.0",
       "data_collection_permissions": {
-        "required": [
-          "none"
-        ]
+        "required": ["none"]
       }
     }
   }
-}
+}