Remove leftover debug printing statements

PiperOrigin-RevId: 867750488

Author: kevinoconnor7

transpiler/java/com/google/j2cl/transpiler/frontend/kotlin/lower/LoweringPasses.kt

@@ -200,10 +200,8 @@ private val loweringPhase = loweringPhase {
   perFileLowering(::SingletonReferencesLowering)
   // Reconstruct `for-loop` node for iterations over array and non-overflowing ranges.
   perFileLowering(::CreateForLoopLowering)
-  printIr("before")
   // Fix variable scoping in do..while loops.
   perFileLowering(::DoWhileLoopLowering)
-  printIr("after")
   // Convert some `when` statements to a `switch` java-like statement.
   perFileLowering(::CreateSwitchLowering)
   // Lower Kotlin annotation in a Java-like format expected by the J2CL ast.