Generic improvements of the timesheet app: - Adds pivot and graph view to 'My Timesheets' - Adds a graph view to 'All Timesheets' - Rename 'Timesheet' menu to 'Timesheets' - Remove unused submenu for configuration, directly leads to settings now. Closes: odoo/odoo#72336 Task ID: 2531317 Related: odoo/enterprise#19101 Related: odoo/upgrade#2586 Signed-off-by: LTU-Odoo <IT-Ideas@users.noreply.github.com>