remove unused code

Author: koperagen

plugins/expressions-converter/tests/org/jetbrains/kotlinx/dataframe/AbstractExplainerBlackBoxCodegenTest.kt

@@ -27,7 +27,7 @@ import org.jetbrains.kotlin.test.services.configuration.CommonEnvironmentConfigu
 import org.jetbrains.kotlin.test.services.configuration.JvmEnvironmentConfigurator
 import java.io.File
 
-open class AbstractExplainerBlackBoxCodegenTest : BaseTestRunner()/*, RunnerWithTargetBackendForTestGeneratorMarker*/ {
+open class AbstractExplainerBlackBoxCodegenTest : BaseTestRunner() {
 
     override fun TestConfigurationBuilder.configuration() {
         globalDefaults {

plugins/expressions-converter/tests/org/jetbrains/kotlinx/dataframe/commonFirWithPluginFrontendConfiguration.kt

@@ -3,11 +3,6 @@ package org.jetbrains.kotlinx.dataframe
 import org.jetbrains.kotlin.test.builders.TestConfigurationBuilder
 
 fun TestConfigurationBuilder.commonFirWithPluginFrontendConfiguration() {
-    defaultDirectives {
-//        +ENABLE_PLUGIN_PHASES
-//        +FIR_DUMP
-    }
-
     useConfigurators(
         ::ExtensionRegistrarConfigurator,
     )