[AIT-215] Add inlay hints and intentions for prompts in AI Playground, remove gutters

GitOrigin-RevId: 32294f6710052d19b8ac2b8710ce26dd89505488

Author: 23jura23

platform/lang-impl/src/com/intellij/codeInsight/hints/InlayProviderUsageCollector.kt

@@ -19,7 +19,7 @@ import com.intellij.openapi.project.Project
 private val LOG = logger<InlayProviderUsageCollector>()
 
 internal class InlayProviderUsageCollector : ProjectUsagesCollector() {
-  private val INLAY_CONFIGURATION_GROUP = EventLogGroup("inlay.configuration", 55)
+  private val INLAY_CONFIGURATION_GROUP = EventLogGroup("inlay.configuration", 56)
 
   private val GLOBAL_SETTINGS_EVENT = INLAY_CONFIGURATION_GROUP.registerEvent(
     "global.inlays.settings",