[IMP] base, survey: add option to enable smart-shnking

This commit adds a boolean field `disable_shrinking` in model
`report.paperformat`, which, if set to True, will add one
argument `--disable-smart-shrinking` in commands that prevents
the pdf shrinking. See issue[1] for more information.

This options is utilized for printing survey certificaiton.

issue[1] - https://github.com/wkhtmltopdf/wkhtmltopdf/issues/3226

taskID-2483393

addons/survey/views/survey_reports.xml

@@ -13,6 +13,7 @@
             <field name="margin_right">0</field>
             <field name="header_line" eval="False"/>
             <field name="header_spacing">0</field>
+            <field name="disable_shrinking" eval="True"/>
         </record>
         <!-- QWeb Reports -->
         <record id="certification_report" model="ir.actions.report">

odoo/addons/base/models/ir_actions_report.py

@@ -324,6 +324,8 @@ class IrActionsReport(models.Model):
                 command_args.extend(['--orientation', str(paperformat_id.orientation)])
             if paperformat_id.header_line:
                 command_args.extend(['--header-line'])
+            if paperformat_id.disable_shrinking:
+                command_args.extend(['--disable-smart-shrinking'])
 
         if landscape:
             command_args.extend(['--orientation', 'landscape'])

odoo/addons/base/models/report_paperformat.py

@@ -182,6 +182,7 @@ class report_paperformat(models.Model):
         ], 'Orientation', default='Landscape')
     header_line = fields.Boolean('Display a header line', default=False)
     header_spacing = fields.Integer('Header spacing', default=35)
+    disable_shrinking = fields.Boolean('Disable smart shrinking')
     dpi = fields.Integer('Output DPI', required=True, default=90)
     report_ids = fields.One2many('ir.actions.report', 'paperformat_id', 'Associated reports', help="Explicitly associated reports")
     print_page_width = fields.Float('Print page width (mm)', compute='_compute_print_page_size')