Bumped kotlin, kotlinx serialization and forge version.

Author: MairwunNx

gradle.properties

@@ -7,13 +7,13 @@ kotlin.code.style=official
 devRunClientPath=run-client
 devRunServerPath=run-server
 forgeGradleVersion=3.+
-forgeBaseVersion=1.14.4-28.0.73
+forgeBaseVersion=1.14.4-28.1.114
 brigadierBaseVersion=1.0.17
 mappingsChannelType=snapshot
 mappingsChannelVersion=20190719-1.14.3
 kotlinJdkVersionTarget=jdk8
-kotlinxSerializationVersion=0.12.0
-kotlinVersion=1.3.50
+kotlinxSerializationVersion=0.14.0
+kotlinVersion=1.3.61
 projectEssentialsVersion=1.14.4-1.0.2.0
 projectEssentialsName=Project Essentials Core
 projectEssentialsId=project_essentials_core