JVM_IR: Unbox inline classes in suspend functions

if the function can be verified to safely returning unboxed
inline class.
Box the return value on resume path.

compiler/testData/codegen/box/coroutines/inlineClasses/direct/returnResult.kt

@@ -1,6 +1,5 @@
 // WITH_RUNTIME
 // WITH_COROUTINES
-// IGNORE_BACKEND: JVM_IR
 // IGNORE_BACKEND_FIR: JVM_IR
 
 import helpers.*

compiler/testData/codegen/box/coroutines/inlineClasses/resume/returnResult.kt

@@ -1,6 +1,5 @@
 // WITH_RUNTIME
 // WITH_COROUTINES
-// IGNORE_BACKEND: JVM_IR
 // IGNORE_BACKEND_FIR: JVM_IR
 
 import helpers.*

compiler/testData/codegen/box/coroutines/inlineClasses/resumeWithException/returnResult.kt

@@ -1,6 +1,5 @@
 // WITH_RUNTIME
 // WITH_COROUTINES
-// IGNORE_BACKEND: JVM_IR
 // IGNORE_BACKEND_FIR: JVM_IR
 
 import helpers.*

compiler/testData/codegen/box/coroutines/tailCallOptimizations/returnInlineClass.kt

@@ -1,5 +1,4 @@
 // TARGET_BACKEND: JVM
-// IGNORE_BACKEND: JVM_IR
 // IGNORE_BACKEND_FIR: JVM_IR
 // FULL_JDK
 // WITH_RUNTIME

compiler/testData/codegen/bytecodeText/coroutines/inlineClasses/returnResult.kt

@@ -1,5 +1,3 @@
-// IGNORE_BACKEND: JVM_IR
-
 @Suppress("RESULT_CLASS_IN_RETURN_TYPE")
 suspend fun signInFlowStepFirst(): Result<Unit> = Result.success(Unit)