revert to find_program

Author: waruqi

xmake/core/sandbox/modules/import/lib/detect/find_program.lua

@@ -86,7 +86,7 @@ function sandbox_lib_detect_find_program._check(program, opt)
         findname = program
     end
     if sandbox_lib_detect_find_program._do_check(findname, opt) then
-        return findname
+        return program
     -- check "zig c++" without ".exe"
     -- https://github.com/xmake-io/xmake/issues/2232
     elseif findname ~= program and path.filename(program):find(" ", 1, true) and