JVM IR: Make inlining in $default stubs compatible with the JVM BE

The JVM BE inlines calls to the underlying function in a $default stub
verbatim, e.g., without renaming LVT entries or regenerating anonymous
objects. This commit introduces the same behavior in the JVM IR BE.

Fixes KT-36769.

compiler/testData/debug/stepping/lambdaStepInlineWithDefaults.kt

@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JVM_IR
+
 // FILE: test.kt
 inline fun foo(stringMaker: () -> String = { "OK" }): String {
     return stringMaker()
@@ -17,19 +17,6 @@ fun box(): String {
     return "OK"
 }
 
-// The IR Backend does the following:
-// test.kt:15
-// test.kt:3
-// test.kt:4
-// test.kt:3
-// test.kt:3 <---
-// test.kt:16
-// test.kt:7
-// test.kt:11
-// test.kt:8
-// test.kt:7 <---
-// test.kt:17
-
 // LINENUMBERS
 // test.kt:15 box
 // test.kt:3 box