Add nms for 1.21.2 & 1.21.3

updated nms for 1.21R1
version up to 1.6.7

nms/v1_21R2/build.gradle.kts

@@ -0,0 +1,43 @@
+import org.jetbrains.kotlin.gradle.dsl.JvmTarget
+
+group = rootProject.group
+version = rootProject.version
+
+plugins {
+    id("io.papermc.paperweight.userdev")
+}
+
+dependencies {
+    implementation(project(":nms:nms-common"))
+
+    // Used for nms
+    paperweight.paperDevBundle("1.21.3-R0.1-SNAPSHOT")
+}
+
+repositories {
+    maven("https://repo.papermc.io/repository/maven-public/")
+
+}
+
+// minecraft 1.21 java version is 21.
+
+// Configure used version of kotlin and java
+java {
+    disableAutoTargetJvm()
+    toolchain.languageVersion.set(JavaLanguageVersion.of(21))
+}
+
+// Set target version
+tasks.withType<JavaCompile>().configureEach {
+    sourceCompatibility = "21"
+    targetCompatibility = "21"
+
+    options.encoding = "UTF-8"
+}
+
+kotlin {
+    compilerOptions {
+        apiVersion.set(org.jetbrains.kotlin.gradle.dsl.KotlinVersion.KOTLIN_2_0)
+        jvmTarget.set(JvmTarget.JVM_21)
+    }
+}