Obtained from:	https://github.com/mozilla/bleach/commit/6a2ec5ca371cb666fbd843f14ecf1e93e8f7ea87

--- setup.py.orig	2023-10-06 16:19:57 UTC
+++ setup.py
@@ -32,7 +32,7 @@ EXTRAS_REQUIRE = {
 
 EXTRAS_REQUIRE = {
     "css": [
-        "tinycss2>=1.1.0,<1.3",
+        "tinycss2>=1.1.0,<1.5",
     ],
 }