SECURITY: Disable entity loader in getid3 library

This is adapted from the patches:
* https://core.trac.wordpress.org/changeset/29378
* https://github.com/JamesHeinrich/getID3/commit/dc8549079a24bb0619b6124ef2df767704f8d0bc

Bug: 69209
Change-Id: Ie0ea9b39be6e22194d6b7298a7636db1292426bc