Don't skip tests in R CMD check.

[mlondschien]

No description provided.

[mlondschien]

Error (test-setup-import.R:70:3): import partitioned
Error in `split.default(x, part_fun(x))`: first argument must be a vector
Backtrace:
    ▆
 1. ├─testthat::expect_null(...) at test-setup-import.R:70:3
 2. │ └─testthat::quasi_label(enquo(object), label, arg = "object")
 3. │   └─rlang::eval_bare(expr, quo_get_env(quo))
 4. └─ricu:::partition_table(cfg, tmp_cars, chunk_length = 5, progress = FALSE)
 5.   └─ricu:::split_write(...) at ricu/R/setup-import.R:302:7
 6.     ├─base::split(x, part_fun(x)) at ricu/R/setup-import.R:233:3
 7.     └─base::split.default(x, part_fun(x))

no idea what this means, no idea how to debug this. Just skip this?