[Native] Drop LLDB_TRACE test directive

This directive doesn't have a lot of meaning. It is always set this
way that we are getting text file with the same name as test file.

native/native.tests/testData/lldb/canInspectArrayChildren.kt

@@ -1,5 +1,5 @@
 // KIND: STANDALONE_LLDB
-// LLDB_TRACE: canInspectArrayChildren.txt
+
 fun main(args: Array<String>) {
     val xs = intArrayOf(3, 5, 8)
     return

native/native.tests/testData/lldb/canInspectArrays.kt

@@ -1,5 +1,5 @@
 // KIND: STANDALONE_LLDB
-// LLDB_TRACE: canInspectArrays.txt
+
 fun main(args: Array<String>) {
     val xs = IntArray(3)
     xs[0] = 1

native/native.tests/testData/lldb/canInspectCatchParameter.kt

@@ -1,5 +1,5 @@
 // KIND: STANDALONE_LLDB
-// LLDB_TRACE: canInspectCatchParameter.txt
+
 fun main() {
     try {
         throw Exception("message 1")

native/native.tests/testData/lldb/canInspectClasses.kt

@@ -1,5 +1,5 @@
 // KIND: STANDALONE_LLDB
-// LLDB_TRACE: canInspectClasses.txt
+
 fun main(args: Array<String>) {
     val point = Point(1, 2)
     val person = Person()

native/native.tests/testData/lldb/canInspectStrings.kt

@@ -1,5 +1,5 @@
 // KIND: STANDALONE_LLDB
-// LLDB_TRACE: canInspectStrings.txt
+
 fun main(args: Array<String>) {
     val a = "string literal"
     val b = buildString {

native/native.tests/testData/lldb/canInspectValuesOfPrimitiveTypes.kt

@@ -1,5 +1,5 @@
 // KIND: STANDALONE_LLDB
-// LLDB_TRACE: canInspectValuesOfPrimitiveTypes.txt
+
 fun main(args: Array<String>) {
     var a: Byte =  1
     var b: Int  =  2

native/native.tests/testData/lldb/canStepThroughCode.kt

@@ -1,5 +1,5 @@
 // KIND: STANDALONE_LLDB
-// LLDB_TRACE: canStepThroughCode.txt
+
 fun main(args: Array<String>) {
     var x = 1
     var y = 2

native/native.tests/testData/lldb/kt33055.kt

@@ -1,6 +1,6 @@
 // KIND: STANDALONE_LLDB
 // FREE_COMPILER_ARGS: -Xg-generate-debug-trampoline=enable
-// LLDB_TRACE: kt33055.txt
+
 // FILE: kt33055.kt
 fun question(subject: String, names: Array<String> = emptyArray()): String {
     return buildString { // breakpoint here

native/native.tests/testData/lldb/kt33364.kt

@@ -1,6 +1,6 @@
 // KIND: STANDALONE_LLDB
 // FREE_COMPILER_ARGS: -Xg-generate-debug-trampoline=enable
-// LLDB_TRACE: kt33364.txt
+
 // FILE: kt33364.kt
 fun main() {
     val param = 3

native/native.tests/testData/lldb/kt42208.kt

@@ -1,5 +1,5 @@
 // KIND: STANDALONE_LLDB
-// LLDB_TRACE: kt42208.txt
+
 // FILE: kt42208-1.kt
 fun main() {
     foo()()

native/native.tests/testData/lldb/kt42208WithPassingLambdaToAnotherFunction.kt

@@ -1,6 +1,6 @@
 // KIND: STANDALONE_LLDB
 // FREE_COMPILER_ARGS: -XXLanguage:+UnitConversionsOnArbitraryExpressions
-// LLDB_TRACE: kt42208WithPassingLambdaToAnotherFunction.txt
+
 // FILE: kt42208-1.kt
 fun main() {
     val a = foo()

native/native.tests/testData/lldb/kt42208WithVariable.kt

@@ -1,5 +1,5 @@
 // KIND: STANDALONE_LLDB
-// LLDB_TRACE: kt42208WithVariable.txt
+
 // FILE: kt42208-1.kt
 fun main() {
     val a = foo()

native/native.tests/testData/lldb/kt47198.kt

@@ -1,5 +1,5 @@
 // KIND: STANDALONE_LLDB
-// LLDB_TRACE: kt47198.txt
+
 // FILE: kt47198.kt
 fun foo(a:Int) = print("a: $a")
 

native/native.tests/testData/lldb/kt47198WithBody.kt

@@ -1,5 +1,5 @@
 // KIND: STANDALONE_LLDB
-// LLDB_TRACE: kt47198WithBody.txt
+
 // FILE: kt47198.kt
 fun foo(a:Int){
     print("a: ${'$'}a")

native/native.tests/testData/lldb/kt61131.kt

@@ -1,5 +1,5 @@
 // KIND: STANDALONE_LLDB
-// LLDB_TRACE: kt61131.txt
+
 // FILE: kt61131-1.kt
 class FooImpl : Foo {
     override fun bar() = "zzz"

native/native.tests/testData/lldb/stepThroughInlineArguments.kt

@@ -1,5 +1,5 @@
 // KIND: STANDALONE_LLDB
-// LLDB_TRACE: stepThroughInlineArguments.txt
+
 // FILE: main.kt
 fun bar(x: Int): Int {
     val res = foo(