[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/canInspectArrays.kt

@@ -0,0 +1,13 @@
+// KIND: STANDALONE_LLDB
+// LLDB_TRACE: canInspectArrays.txt
+fun main(args: Array<String>) {
+    val xs = IntArray(3)
+    xs[0] = 1
+    xs[1] = 2
+    xs[2] = 3
+    val ys: Array<Any?> = arrayOfNulls(2)
+    ys[0] = Point(1, 2)
+    return
+}
+
+data class Point(val x: Int, val y: Int)