merge_vectors
Merge vectors
Data tools
https://www.whiteboxgeo.com/manual/wbw-user-manual/book/tool_help.html#merge_vectors
QgsProcessingParameterMultipleLayers|input_vectors1|Input vectors (List[Vector])|QgsProcessing.TypeVectorAnyGeometry|None|False
QgsProcessingParameterVectorDestination|fnOutput|Output (Vector)|QgsProcessing.TypeVectorAnyGeometry|None|False
