Generate inline site's file name in metadata

Otherwise, stacktraces will have invalid file name (declaration site).
 #KT-30508 Fixed

compiler/backend/src/org/jetbrains/kotlin/codegen/inline/AnonymousObjectTransformer.kt

@@ -133,7 +133,6 @@ class AnonymousObjectTransformer(
         val coroutineTransformer = CoroutineTransformer(
             inliningContext,
             classBuilder,
-            sourceInfo,
             methodsToTransform,
             superClassName
         )

compiler/backend/src/org/jetbrains/kotlin/codegen/inline/coroutines/CoroutineTransformer.kt

@@ -26,7 +26,6 @@ import org.jetbrains.org.objectweb.asm.tree.TypeInsnNode
 class CoroutineTransformer(
     private val inliningContext: InliningContext,
     private val classBuilder: ClassBuilder,
-    private val sourceFile: String?,
     private val methods: List<MethodNode>,
     private val superClassName: String
 ) {
@@ -111,7 +110,7 @@ class CoroutineTransformer(
                 shouldPreserveClassInitialization = state.constructorCallNormalizationMode.shouldPreserveClassInitialization,
                 containingClassInternalName = classBuilder.thisName,
                 isForNamedFunction = false,
-                sourceFile = sourceFile ?: "",
+                sourceFile = element.containingKtFile.name,
                 isCrossinlineLambda = inliningContext.isContinuation
             )
         }
@@ -140,7 +139,7 @@ class CoroutineTransformer(
                 isForNamedFunction = true,
                 needDispatchReceiver = true,
                 internalNameForDispatchReceiver = classBuilder.thisName,
-                sourceFile = sourceFile ?: ""
+                sourceFile = element.containingKtFile.name
             )
         }
     }