[5.0.x] Fixed CVE-2025-26699 -- Mitigated potential DoS in wordwrap template filter.

Thanks sw0rd1ight for the report.

Backport of 55d89e25f4 from main.

tests/template_tests/filter_tests/test_wordwrap.py

@@ -78,3 +78,14 @@ class FunctionTests(SimpleTestCase):
             "this is a long\nparagraph of\ntext that\nreally needs\nto be wrapped\n"
             "I'm afraid",
         )
+
+    def test_wrap_long_text(self):
+        long_text = (
+            "this is a long paragraph of text that really needs"
+            " to be wrapped I'm afraid " * 20_000
+        )
+        self.assertIn(
+            "this is a\nlong\nparagraph\nof text\nthat\nreally\nneeds to\nbe wrapped\n"
+            "I'm afraid",
+            wordwrap(long_text, 10),
+        )