fix: BDSM barrel drop crash on servers

[bruberu]

This has a patch for Funwayguy/BarrelsDrumsStorageAndMore#25.

To reproduce the original glitch, turn on InControl/BDS&M, fill a barrel completely, and then spam click items out until the server crashes.

[what-the-diff]

PR Summary

• New Dependency Added for "Barrels, Drums, Storage & More" Mod
  The dependencies.gradle file now includes a reference to a new support module. This change indicates that our project relies on features in this mod to function.

• New Debugging for "bdsandm"
  The gradle.properties file now has a new debugging setting concerning "bdsandm". This means developers have a new tool to troubleshoot issues.

• New Configuration Settings for the Mod
  Within UTConfigMods.java, a new section is introduced for tailoring "Barrels, Drums, Storage & More" mod configurations. This update adds an important setting related to thread safety, ensuring the safe execution of tasks.

• Enhanced Thread Safety with Server Handler Mixin
  The new UTServerHandlerMixin.java file includes a "mixin" - a piece of code that helps improve the thread safety of the network operations associated with the "bdsandm" mod. This enhances the reliability of these operations.

• Mixin Loader Update
  The UTMixinLoader.java file now recognizes the new "bdsandm" mixin, making it part of the toolkit we use for enhancing our codebase.

• Localization Support for Mod
  Added entries in en_us.lang to offer English language support for this new mod, making it user-friendly for English speaking players.

• New Mixin Configuration File
  The new mixins.bdsandm.json file helps register the new mixin class for this mod. This ensures the new mixin's successful integration with the rest of the project.