Kotlin 1.4+ auto-adds kotlin-stdlib dependency per https://kotlinlang…

….org/docs/whatsnew14.html#dependency-on-the-standard-library-added-by-default so we don't need it added manually.

Tested locally with ./gradlew desktop:dist and the jar worked.

build.gradle.kts

@@ -60,7 +60,6 @@ project(":desktop") {
         "implementation"("com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-desktop")
 
         "implementation"("com.badlogicgames.gdx:gdx-tools:$gdxVersion")  // This is for the TexturePacker class
-        "implementation"("org.jetbrains.kotlin:kotlin-stdlib:$kotlinVersion") // This is so the JAR works with Kotlin
 
         "implementation"("com.github.MinnDevelopment:java-discord-rpc:v2.0.1")
         "implementation"("io.ktor:ktor-server-netty:1.3.2")
@@ -103,7 +102,6 @@ project(":core") {
 
     dependencies {
         "implementation"("com.badlogicgames.gdx:gdx:$gdxVersion")
-        "implementation"("org.jetbrains.kotlin:kotlin-stdlib:$kotlinVersion")
     }
 
 
@@ -125,8 +123,6 @@ project(":core") {
 
             "implementation"(project(":core"))
 
-            "implementation"("org.jetbrains.kotlin:kotlin-stdlib:$kotlinVersion")
-
             "implementation"("junit:junit:4.13.1")
             "implementation"("org.mockito:mockito-all:1.9.5")