Reset !csvline values

https://ui.vision/rpa/docs#internalvar

!csvLine (read/write) - storing values to this variable appends them to the line used by csvSave. Use store | NULL | !csvLine to overwrite (not append) the current values.

store | 1 | !csvline |

store | NULL | !csvline |

store | 2 | !csvline |

csvSave | test | |

it doesnt work.