[BT] Move KotlinLogger to the bt-api package

#KT-57398 In Progress

compiler/util/src/org/jetbrains/kotlin/buildtools/api/KotlinLogger.kt

@@ -3,7 +3,7 @@
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
 
-package org.jetbrains.kotlin.compilerRunner
+package org.jetbrains.kotlin.buildtools.api
 
 interface KotlinLogger {
     val isDebugEnabled: Boolean