style(consume): fix-up simulator init file docstrings

Author: danceratopz

src/pytest_plugins/consume/simulators/engine/__init__.py

@@ -1 +1 @@
-"""Consume Engine test functions."""
+"""The consume engine simulator."""

src/pytest_plugins/consume/simulators/enginex/__init__.py

@@ -1 +1 @@
-"""Consume Engine test functions."""
+"""The consume enginex simulator."""

src/pytest_plugins/consume/simulators/rlp/__init__.py

@@ -1 +1 @@
-"""Consume RLP test functions."""
+"""The consume rlp simulator."""