feat: Update to 1.20.5/1.20.6 and drop Forge support

Forge doesn't have a 1.20.5 version, so that would require me to add an extra branch for 1.20.5, thus, I'm dropping Forge support.

gradle.properties

@@ -13,33 +13,30 @@ mod_name=Noisium
 mod_description=Optimises worldgen performance for a better gameplay experience.
 mod_license=LGPL-3.0
 mod_version=2.0.3
-supported_minecraft_version=>=1.20.2 <=1.20.4
-supported_minecraft_version_name=1.20.2-1.20.4
+supported_minecraft_version=>=1.20.5 <=1.20.6
+supported_minecraft_version_name=1.20.5-1.20.6
 
 # Multiloader properties
 architectury_plugin_version=3.4-SNAPSHOT
 architectury_loom_version=1.6-SNAPSHOT
 shadow_plugin_version=7.1.2
 forgix_plugin_version=1.2.6
-minecraft_version=1.20.2
-enabled_platforms=fabric,forge,neoforge
+minecraft_version=1.20.5
+enabled_platforms=fabric,neoforge
 
 # mc-publish properties
 curseforge_project_id=930207
 modrinth_project_id=KuNKN7d2
 
 # Fabric properties
 # Check these on https://modmuss50.me/fabric.html
-yarn_mappings=1.20.2+build.4
+yarn_mappings=1.20.5+build.1
 fabric_loader_version=0.14.25
 
 # NeoForge properties
-neoforge_version=20.2.88
-
-# Forge properties
-forge_version=48.1.0
+neoforge_version=20.5.21-beta
 
 # Dependencies
 mixin_extras_version=0.3.5
-fabric_api_version=0.91.6+1.20.2
-mod_menu_version=8.0.1
+fabric_api_version=0.97.8+1.20.5
+mod_menu_version=10.0.0-beta.1

neoforge/build.gradle

@@ -41,7 +41,7 @@ dependencies {
 processResources {
     inputs.property "version", "${project.version}-neoforge"
 
-    filesMatching("META-INF/mods.toml") {
+    filesMatching("META-INF/neoforge.mods.toml") {
         expand "version": project.version,
                 "mod_id": rootProject.mod_id,
                 "mod_namespace": rootProject.mod_namespace,

settings.gradle

@@ -2,15 +2,13 @@ pluginManagement {
     repositories {
         maven { url "https://maven.fabricmc.net/" }
         maven { url "https://maven.architectury.dev/" }
-        maven { url "https://maven.minecraftforge.net/" }
         maven { url "https://maven.neoforged.net/releases/" }
         gradlePluginPortal()
     }
 }
 
 include("common")
 include("fabric")
-include("forge")
 include("neoforge")
 
 rootProject.name = "${mod_id}"