JVM: fix debug info for script file classes

compiler/backend/src/org/jetbrains/kotlin/codegen/ScriptCodegen.kt

@@ -51,6 +51,7 @@ class ScriptCodegen private constructor(
                     typeMapper.mapSupertype(it.defaultType, null).internalName
                 }.toTypedArray()
         )
+        v.visitSource(scriptDeclaration.containingKtFile.name, null)
         AnnotationCodegen.forClass(v.visitor, this, state).genAnnotations(scriptDescriptor, null, null)
     }
 

compiler/testData/repl/evaluationErrors.repl

@@ -6,4 +6,4 @@ java.lang.Exception: hi there
 >>> fun bar(): Nothing = throw AssertionError()
 >>> bar()
 java.lang.AssertionError
-	at Line_3.bar(Unknown Source)
+	at Line_3.bar(Line_3.kts:1)