Fix alpn_test

test/core/transport/chttp2/alpn_test.c

@@ -37,9 +37,7 @@
 #include "test/core/util/test_config.h"
 
 static void test_alpn_success(void) {
-  GPR_ASSERT(grpc_chttp2_is_alpn_version_supported("h2-16", 5));
-  GPR_ASSERT(grpc_chttp2_is_alpn_version_supported("h2-15", 5));
-  GPR_ASSERT(grpc_chttp2_is_alpn_version_supported("h2-14", 5));
+  GPR_ASSERT(grpc_chttp2_is_alpn_version_supported("h2", 2));
 }
 
 static void test_alpn_failure(void) {