build: another fix for luajit-tap tests cmake

Fixes the regression from e5039742
('luajit: bump new version').

Reported-by: Alexander Tikhonov <avtikhon@tarantool.org>
Signed-off-by: Igor Munkin <imun@tarantool.org>

test/CMakeLists.txt

@@ -77,6 +77,7 @@ add_subdirectory(box-tap)
 add_subdirectory(unit)
 add_subdirectory(${PROJECT_SOURCE_DIR}/third_party/luajit/test/gh-4427-ffi-sandwich ${PROJECT_BINARY_DIR}/third_party/luajit/test/gh-4427-ffi-sandwich)
 add_subdirectory(${PROJECT_SOURCE_DIR}/third_party/luajit/test/lj-flush-on-trace ${PROJECT_BINARY_DIR}/third_party/luajit/test/lj-flush-on-trace)
+add_subdirectory(${PROJECT_SOURCE_DIR}/third_party/luajit/test/misclib-getmetrics-capi ${PROJECT_BINARY_DIR}/third_party/luajit/test/misclib-getmetrics-capi)
 
 # Move tarantoolctl config
 if (NOT ${PROJECT_BINARY_DIR} STREQUAL ${PROJECT_SOURCE_DIR})