!7 fix build error for loongarch64

From: @zhangwenlong01 
Reviewed-by: @imjoey, @gitee-cmd 
Signed-off-by: @imjoey

luarocks.spec

@@ -8,7 +8,7 @@
 
 Name:           luarocks
 Version:        3.5.0
-Release:        2
+Release:        3
 Summary:        A deployment and management system for Lua modules
 
 License:        MIT
@@ -45,8 +45,12 @@ repositories, and multiple local rocks trees.
 %build
 ./configure \
   --prefix=%{_prefix} \
+%if 0%(test `uname -m` == "loongarch64" && echo 1)
+  --lua-version=%{lua_version}
+%else
   --lua-version=%{lua_version} \
   --with-lua=%{openresty_luajit}
+%endif
 %make_build
 
 %install
@@ -71,6 +75,9 @@ mkdir -p %{buildroot}%{_prefix}/lib/luarocks/rocks-%{lua_version}
 
 
 %changelog
+* Thu Jan 5 2023 Wenlong Zhang<zhangwenlong@loongson.cn> - 3.5.0-3
+- fix build error for loongarch64
+
 * Thu Mar 24 2022 liyanan <liyanan32@huawei.com> - 3.5.0-2
 - remove %dist