message: Add fontconfig to Clear Linux install requirements
diff: @@ -204,7 +204,7 @@ On Clear Linux, you need a few extra libraries to build Alacritty. Here's a
  to be missing, please open an issue.
  ```sh
  -swupd bundle-add devpkg-expat devpkg-freetype devpkg-libxcb
  +swupd bundle-add devpkg-expat devpkg-freetype devpkg-libxcb devpkg-fontconfig
  ```
  #### Other
  