Remove Maven and JPS targets collectors that are unused now

idea/idea-core/src/org/jetbrains/kotlin/idea/statistics/FUSEventGroups.kt

@@ -15,8 +15,6 @@ package org.jetbrains.kotlin.idea.statistics
 enum class FUSEventGroups(groupIdSuffix: String, val events: Set<String> = setOf()) {
 
     GradleTarget("gradle.target", gradleTargetEvents),
-    MavenTarget("maven.target", mavenTargetEvents),
-    JPSTarget("jps.target", JPSTargetEvents),
     Refactoring("ide.action.refactoring", refactoringEvents),
     NewFileTemplate("ide.newFileTempl", newFileTemplateEvents),
     NPWizards("ide.npwizards", NPWizardsEvents),
@@ -59,17 +57,6 @@ val gradleTargetEvents = setOf(
     "MPP.native.wasm32",
     "MPP.native.zephyrStm32f4Disco"
 )
-val mavenTargetEvents = setOf(
-    "common",
-    "js",
-    "jvm"
-)
-val JPSTargetEvents = setOf(
-    "common",
-    "js",
-    "jvm",
-    "native"
-)
 val refactoringEvents = setOf(
     "RenameKotlinFileProcessor",
     "RenameKotlinFunctionProcessor",