JetDiagnosticsTest migrated to TestGenerator

- test data files renamed from *.jet to *.kt

compiler/testData/diagnostics/tests/ImportResolutionOrder.kt

@@ -0,0 +1,23 @@
+// FILE: b.kt
+// KT-355 Resolve imports after all symbols are built
+
+package a
+  import b.*
+  val x : X = X()
+
+// FILE: b.kt
+package b
+  class X() {
+
+  }
+
+// FILE: b.kt
+package c
+  import d.X
+  val x : X = X()
+
+// FILE: b.kt
+package d
+  class X() {
+
+  }