Move template_render.py up two levels

The subdirectories serve no real purpose. There is not going
to be a lot of other forward models in here.

src/ert/plugins/hook_implementations/forward_model_steps.py

@@ -521,7 +521,7 @@ def __init__(self) -> None:
  str(
  (
  Path(__file__)
- / "../../../resources/forward_models/templating/script/template_render.py"
+ / "../../../resources/forward_models/template_render.py"
  ).resolve()
  ),
  "-i",

tests/ert/unit_tests/resources/test_templating.py

@@ -11,17 +11,17 @@
 
 from ._import_from_location import import_from_location
 
-# import template_render.py from ert/forward_models/templating/script
-# package-data path which. These are kept out of the ert package to avoid the
-# overhead of importing ert. This is necessary as these may be invoked as a
-# subprocess on each realization.
+# import template_render.py from ert/forward_models package-data path which.
+# These are kept out of the ert package to avoid the overhead of importing ert.
+# This is necessary as these may be invoked as a subprocess on each
+# realization.
 
 
 template_render = import_from_location(
  "template_render",
  os.path.join(
  SOURCE_DIR,
- "src/ert/resources/forward_models/templating/script/template_render.py",
+ "src/ert/resources/forward_models/template_render.py",
  ),
 )
 
@@ -221,7 +221,7 @@ def test_template_executable():
  )
  template_render_exec = str(
  Path(importlib.util.find_spec("ert").origin).parent
- / "resources/forward_models/templating/script/template_render.py"
+ / "resources/forward_models/template_render.py"
  )
 
  subprocess.call(template_render_exec + params, shell=True, stdout=subprocess.PIPE)