fix: restore importFrom(methods,is) in NAMESPACE

The import was present on main but lost during merge. Restoring it
fixes the R CMD check NOTE about unused Imports.

Co-authored-by: Ona <no-reply@ona.com>

Author: 2 people

NAMESPACE

@@ -133,6 +133,7 @@ importFrom(ggplot2,theme_bw)
 importFrom(glue,glue)
 importFrom(grid,convertUnit)
 importFrom(magrittr,`%>%`)
+importFrom(methods,is)
 importFrom(plotly,add_lines)
 importFrom(plotly,add_trace)
 importFrom(plotly,ggplotly)