Provide intrinsic generators for in/!in expression

TODO some tests should fail because range of comparables
(e.g., '"Alpha" .. "Omega"') is currently not implemented

compiler/testData/codegen/box/ranges/contains/inArray.kt

@@ -0,0 +1,7 @@
+// WITH_RUNTIME
+
+fun box(): String = when {
+    0 in intArrayOf(1, 2, 3) -> "fail 1"
+    1 !in intArrayOf(1, 2, 3) -> "fail 2"
+    else -> "OK"
+}