* new section and farsi/persian podcast added

* change in sections

* remove index section

* fix title
Co-authored-by: NDavid Ordás <3125580+davorpa@users.noreply.github.com>

* fix: linter faults `unordered-list-marker-style`

casts/free-podcasts-screencasts-fa_IR.md
  3:1-3:28  warning  Marker style should be `*`  unordered-list-marker-style  remark-lint
Co-authored-by: NEric Hellman <eric@hellman.net>
Co-authored-by: NDavid Ordás <3125580+davorpa@users.noreply.github.com>