Update BUILD.bazel

csharp/BUILD.bazel

diff --git a/csharp/BUILD.bazel b/csharp/BUILD.bazel
index e73f7ee..ccaae31 100644
--- a/csharp/BUILD.bazel
+++ b/csharp/BUILD.bazel
@@ -24,7 +24,7 @@
     name = "conformance_performance_test",
     failure_list = "//conformance:failure_list_csharp_performance.txt",
     maximum_edition = "2024",
-    performace = True,
+    performance = True,
     testee = "//conformance:conformance_csharp",
 )