[ENG-4153]Use empty string for None values in rx.input and rx.el.input
#7984
| Job | Run time |
|---|---|
| 1m 1s | |
| 1m 1s |
rx.input and rx.el.input
#7984
| Job | Run time |
|---|---|
| 1m 1s | |
| 1m 1s |