add template for directives

fuzz/corpus/hashicorp%terraforminternal%terraform%testdata%plan-data-depends-on%main.tf

@@ -0,0 +1,14 @@
+resource "test_resource" "a" {
+}
+
+data "test_data" "d" {
+  count = 1
+  depends_on = [
+    test_resource.a
+  ]
+}
+
+resource "test_resource" "b" {
+  count = 1
+  foo = data.test_data.d[count.index].compute
+}