[loader] Make recipe engine support examples/ module subdir

recipe_modules/python/example.expected/basic.json

Index: recipe_modules/python/example.expected/basic.json
diff --git a/recipe_modules/python/example.expected/basic.json b/recipe_modules/python/example.expected/basic.json
deleted file mode 100644
index 383a63753184cda7228a4e54140d39d3145e6ade..0000000000000000000000000000000000000000
--- a/recipe_modules/python/example.expected/basic.json
+++ /dev/null
@@ -1,76 +0,0 @@
-[
-  {
-    "cmd": [
-      "python",
-      "-u",
-      "import sys; sys.exit(0)"
-    ],
-    "name": "success",
-    "~followup_annotations": [
-      "@@@STEP_LOG_LINE@success@This step is a success@@@",
-      "@@@STEP_LOG_END@success@@@"
-    ]
-  },
-  {
-    "cmd": [
-      "python",
-      "-u",
-      "import sys; sys.exit(1)"
-    ],
-    "name": "failure",
-    "~followup_annotations": [
-      "step returned non-zero exit code: 1",
-      "@@@STEP_TEXT@This step is a failure :(@@@",
-      "@@@STEP_FAILURE@@@"
-    ]
-  },
-  {
-    "cmd": [
-      "python",
-      "-m",
-      "json.tool",
-      "{\"something\":[true,true]}"
-    ],
-    "env": {
-      "PYTHONUNBUFFERED": null
-    },
-    "name": "run json.tool"
-  },
-  {
-    "cmd": [
-      "python",
-      "-u",
-      "print \"Hello World!\""
-    ],
-    "name": "inline",
-    "~followup_annotations": [
-      "@@@STEP_LOG_LINE@python.inline@print \"Hello World!\"@@@",
-      "@@@STEP_LOG_END@python.inline@@@"
-    ]
-  },
-  {
-    "cmd": [
-      "vpython",
-      "-u",
-      "RECIPE[recipe_engine::python:example].resources/test.py",
-      "--verify-enum34"
-    ],
-    "name": "run vpython.inlinespec"
-  },
-  {
-    "cmd": [
-      "vpython",
-      "-spec",
-      "RECIPE[recipe_engine::python:example].resources/test.vpython",
-      "-u",
-      "RECIPE[recipe_engine::python:example].resources/test.py",
-      "--verify-six"
-    ],
-    "name": "run vpython.spec"
-  },
-  {
-    "name": "$result",
-    "recipe_result": null,
-    "status_code": 0
-  }
-]