Update dependency com.jetbrains.rd:rd-gen to v2025.3.1

Author: renovate[bot]

gradle.properties

@@ -6,7 +6,7 @@ dotnetPluginId=Rider.Plugins.MonoGame
 riderPluginId=me.seclerp.rider.plugins.monogame
 pluginVersion=252.1.0
 
-rdVersion=2025.1.1
+rdVersion=2025.3.1
 rdKotlinVersion=2.1.0
 intellijPlatformGradleVersion=2.9.0
 gradleJvmWrapperVersion=0.15.0