[FIX] base: skip pdf rendering tests if pdfminer is not installed

The unit tests introduced in 4820be3c only work if pdfminer is installed.
As it's an optional dependency, it may not be installed in some environments.

This commit skips the tests if pdfminer is not installed.

See also: 6fa4dbf2

closes odoo/odoo#147720

Signed-off-by: Xavier Morel (xmo) <xmo@odoo.com>

odoo/addons/base/tests/test_reports.py

@@ -3,6 +3,7 @@
 import io
 import logging
 from base64 import b64decode
+from unittest import skipIf
 
 import odoo
 import odoo.tests
@@ -171,6 +172,7 @@ class Box:
         return (self.y1, self.x1, self.y2, self.x2) < (other.y1, other.x1, other.y2, other.x2)
 
 
+@skipIf(pdfminer is False, "pdfminer not installed")
 class TestReportsRenderingCommon(odoo.tests.HttpCase):
 
     def setUp(self):