This broke while refactoring code for the 2.0 release. Resolves Tokyo Mirage Session and Pokken freezing on boot. Probably also affects some other games
Also updated .gitignore
* Update OpenSSL hash functions to OpenSSL 3.0
* Fix invalid sscanf format in DownloadManager
* Fix unset return value warning
* Fix erroneous check on otpMem in iosu_crypto
Doesn't seem like there's a way to bypass the need for default values in their API, and since their versions doesn't seem to be reliable enough to know whether maxDualSourceDrawBuffersEXT exists. This way it's default initialized to 0 which is fine for Cemu.
