[4.0.x] Refs #33476 -- Changed quotation marks in DebugViewTests.test_template_exceptions().

This prevents a failure after reformatting the code with Black.

Backport of f68fa8b45dfac545cfc4111d4e52804c86db68d3 from main

tests/view_tests/templatetags/debugtags.py

@@ -5,4 +5,4 @@ register = template.Library()
 
 @register.simple_tag
 def go_boom():
-    raise Exception('boom')
+    raise Exception("boom")

tests/view_tests/tests/test_debug.py

@@ -224,7 +224,8 @@ class DebugViewTests(SimpleTestCase):
             except Exception:
                 raising_loc = inspect.trace()[-1][-2][0].strip()
                 self.assertNotEqual(
-                    raising_loc.find("raise Exception('boom')"), -1,
+                    raising_loc.find('raise Exception("boom")'),
+                    -1,
                     "Failed to find 'raise Exception' in last frame of "
                     "traceback, instead found: %s" % raising_loc
                 )