Replace Forge Config port with a NYI version

While it is a really nice library, it ends up being a bit overkill for
our needs - we don't need config syncing or anything. By NIHing our own,
we can drop one dependency and ease the updating burden a little.

Closes #1296

buildSrc/src/main/kotlin/cc-tweaked.java-convention.gradle.kts

@@ -46,7 +46,6 @@ repositories {
             includeGroup("me.shedaniel.cloth")
             includeGroup("mezz.jei")
             includeModule("com.terraformersmc", "modmenu")
-            includeModule("fuzs.forgeconfigapiport", "forgeconfigapiport-fabric")
             // Until https://github.com/SpongePowered/Mixin/pull/593 is merged
             includeModule("org.spongepowered", "mixin")
         }