revdep set needs setalloccol if selfref not ok

[ben-schwen]

{popEpi} has the same problem as #7492 but for set instead of :=

DT = unserialize(serialize(as.data.table(mtcars), NULL))
set(DT, j = (c("carb")), value = NULL)

[ben-schwen]

Also the problem for irace

```
  Running ‘testthat.R’
 ERROR
Running the tests in ‘tests/testthat.R’ failed.
Last 13 lines of output:
  ── Error ('test-targeteval.R:100:3'): target_evaluator maxTime ─────────────────
  Error in `set(self$experiment_log, j = "iteration", value = NULL)`: Internal error in R_resizeVector_: attempt to resize a non-resizable vector. Please report to the data.table issues tracker.
  Backtrace:
      ▆
   1. └─irace::irace(scenario = scenario) at test-targeteval.R:100:3
   2.   └─irace:::irace_common(scenario, simple = TRUE)
   3.     └─irace:::irace_run(scenario = scenario)
   4.       └─irace:::recoverFromFile(scenario$recoveryFile, scenario = scenario)
   5.         └─race_state$initialize(scenario, recover = TRUE)
   6.           └─data.table::set(self$experiment_log, j = "iteration", value = NULL)
  
  [ FAIL 4 | WARN 0 | SKIP 23 | PASS 1839 ]
  Error:
  ! Test failures.
  Execution halted
```