[K/N] Migrate LLDB test to blackboxtest

This change only introduces a single sample test together
with the necessary plumbing for basic LLDB testing.
Migrating the rest of the tests over and introducing more
complex interop setups will be tackled as a follow-up.

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

@@ -0,0 +1,10 @@
+// KIND: STANDALONE_LLDB
+// LLDB_TRACE: kt47198WithBody.txt
+// FILE: kt47198.kt
+fun foo(a:Int){
+    print("a: ${'$'}a")
+}
+
+fun main() {
+    foo(33)
+}