Fix PowerStatsTestsRavenwood

I don't know why but this fixes the problem.

Bug: 363094647
Test: Treehugger / forest
Flag: EXEMPT test mapping change
Change-Id: I2d323f818d5a02be4be5bd27413294fa7eb52975
diff --git a/services/tests/powerstatstests/TEST_MAPPING b/services/tests/powerstatstests/TEST_MAPPING
index fb24361..1e8d2de 100644
--- a/services/tests/powerstatstests/TEST_MAPPING
+++ b/services/tests/powerstatstests/TEST_MAPPING
@@ -14,8 +14,7 @@
       "name": "PowerStatsTestsRavenwood",
       "host": true,
       "options": [
-        {"include-filter": "com.android.server.power.stats"},
-        {"exclude-annotation": "android.platform.test.annotations.DisabledOnRavenwood"}
+        {"include-filter": "com.android.server.power.stats"}
       ]
     }
   ],