Add new sites to the 'Sites' table in the database.
Arguments
- data
a tibble or data frame of new site data.
Must have columns "SiteID", "SiteNumber", "SiteName", "BasinArm",
"Depth", as well as columns
"Easting" and "Northing" with coordinates in projection UTM zone 11N.
- db_path
The SQLite connection object or path to the SQLite database