Sanitizer: fix logic and add a test. (#35133)

This was broken in 2596c97 inadvertently.
Added a test so that we don't hit this in the future.

js/src/util/sanitizer.js

@@ -45,7 +45,7 @@ const allowedAttribute = (attribute, allowedAttributeList) => {
 
   // Check if a regular expression validates the attribute.
   return allowedAttributeList.filter(attributeRegex => attributeRegex instanceof RegExp)
-    .every(regex => regex.test(attributeName))
+    .some(regex => regex.test(attributeName))
 }
 
 export const DefaultAllowlist = {