fix: correct metrics summary implementation

Signed-off-by: Shuvakant Patra <scientefic2612@gmail.com>

Author: shuvakant6623

sdk/python/feast/api/registry/rest/metrics.py

@@ -388,13 +388,13 @@ async def recently_visited(
                 "pagination": pagination,
             }
 
-        @router.get("/metrics/summary", tags=["Metrics"])
-        async def metrics_summary(
+    @router.get("/metrics/summary", tags=["Metrics"])
+    async def metrics_summary(
         allow_cache: bool = Query(True),
-        ):
-            """
-            Returns registry-level metadata summary statistics.
-            """
+    ):
+        """
+        Returns registry-level metadata summary statistics.
+        """
 
         # Fetch all projects
         projects_resp = grpc_call(