gh-139398: Add supported sunder names to Enum __dir__ for REPL completions
#209574
| Job | Run time |
|---|---|
| 5s | |
| 6s | |
| 11s |
__dir__ for REPL completions
#209574
| Job | Run time |
|---|---|
| 5s | |
| 6s | |
| 11s |