fix: Fix CPU usage calculation (#315)

Author: janbuchar

src/apify/_platform_event_manager.py

@@ -49,7 +49,7 @@ def to_crawlee_format(self) -> EventSystemInfoData:
         return EventSystemInfoData.model_validate(
             {
                 'cpu_info': {
-                    'used_ratio': self.cpu_current_usage,
+                    'used_ratio': self.cpu_current_usage / 100,
                     'created_at': self.created_at,
                 },
                 'memory_info': {

tests/unit/test_platform_event_manager.py

@@ -200,5 +200,5 @@ def listener(data: Any) -> None:
             await asyncio.sleep(0.1)
             assert len(event_calls) == 1
             assert event_calls[0] is not None
-            assert event_calls[0]['cpuInfo']['usedRatio'] == 8.45549815498155
+            assert event_calls[0]['cpuInfo']['usedRatio'] == 0.0845549815498155
             event_calls.clear()