feat: add imagemagick as package dep

packages/linux.txt

@@ -10,6 +10,7 @@ jq
 unzip
 zip
 ffmpeg
+imagemagick
 
 # Shell
 zsh

packages/windows.json

@@ -52,7 +52,8 @@
         { "PackageIdentifier": "Streamlink.Streamlink" },
         { "PackageIdentifier": "ajeetdsouza.zoxide" },
         { "PackageIdentifier": "Canonical.Ubuntu" },
-        { "PackageIdentifier": "Gyan.FFmpeg" }
+        { "PackageIdentifier": "Gyan.FFmpeg" },
+        { "PackageIdentifier": "ImageMagick.ImageMagick" }
       ],
       "SourceDetails": {
         "Argument": "https://cdn.winget.microsoft.com/cache",