Write hsi_metadata to file
See also
Other HSI Metadata:
hsi_create_metadata(),
hsi_read_metadata()
Examples
if (FALSE) { # \dontrun{
x <- hsi_create_metadata(name = "test", wavelengths = 400:900, fwhm = rep(2, 501))
hsi_write_metadata(x, filename = "metadata.yaml")
x_written <- hsi_write_metadata(x, filename = "metadata.yaml", overwrite = TRUE)
} # }