Update Emuchievements to 2.0.3

[KP2048]

Update Emuchievements

Please include a summary of what the plugin does.

If this is an update, please include a summary of what changes you made.

Fixed a number of bugs and some major optimizations

[If you have not already, please read the review and testing page on the wiki. Remove this line before submitting your plugin.]

Checklist:

Developer Checklist

• I am the original author or an authorized maintainer of this plugin.
• I have abided by the licenses of the libraries I am utilizing, including attaching license notices where appropriate.

Plugin Checklist

• I have verified that my plugin works properly on the Stable and Beta update channels of SteamOS.
• I have verified my plugin is unique or alternatively provides more/alternative functionality to a similar plugin already on the store.

Plugin Backend Checklist

• Yes/No: I am using a custom backend other than Python.
• Yes/No: I am using a tool or software from a 3rd party FOSS project that does not have it's dependencies statically linked.
• Yes/No: I am using a custom binary that has all of it's dependencies statically linked.

Testing

• Tested on SteamOS Stable/Beta Update Channel.

• Tested on SteamOS Preview Update Channel.

[RodoMa92]

Looks fine to me

[KP2048]

I need to push some changes I made so hold on a sec

[KP2048]

Should be good now, merge whenever

[KP2048]

function wise this has no impact on the plugin, it just adds a version identifier to the config so that i can detect when the user has an old config with a different format