fix: remove test_sample_plugin.py — plugin deleted in Phase 4

tests/test_sample_plugin.py

@@ -1,49 +0,0 @@
-"""Sample test plugin for LeoCRM plugin system testing."""
-
-from __future__ import annotations
-
-from typing import Any
-
-from app.plugins.base import BasePlugin
-from app.plugins.manifest import PluginManifest
-
-
-class TestSamplePlugin(BasePlugin):
-    """A sample plugin for testing the plugin lifecycle."""
-
-    manifest = PluginManifest(
-        name="test_sample",
-        version="1.0.0",
-        display_name="Test Sample Plugin",
-        description="A sample plugin for testing install/activate/deactivate/uninstall lifecycle.",
-        dependencies=[],
-        routes=[],
-        events=["contact.created"],
-        migrations=["0001_test_plugin.sql"],
-        permissions=[],
-    )
-
-    def __init__(self) -> None:
-        super().__init__()
-        self.install_called = False
-        self.activate_called = False
-        self.deactivate_called = False
-        self.uninstall_called = False
-        self.event_log: list[dict[str, Any]] = []
-
-    async def on_install(self, db, service_container) -> None:
-        self.install_called = True
-
-    async def on_activate(self, db, service_container, event_bus) -> None:
-        self.activate_called = True
-        await super().on_activate(db, service_container, event_bus)
-
-    async def on_deactivate(self, db, service_container, event_bus) -> None:
-        self.deactivate_called = True
-        await super().on_deactivate(db, service_container, event_bus)
-
-    async def on_uninstall(self, db, service_container) -> None:
-        self.uninstall_called = True
-
-    async def on_contact_created(self, payload: dict[str, Any]) -> None:
-        self.event_log.append({"event": "contact.created", "payload": payload})