Improve [trusted-]set-cookie scriptlets

As per RFC 6265 the characters ", should be encoded but apparently
browsers don't care. Remove them from the set of characters which
presence trigger encoding.

Related feedback:
uBlockOrigin/uBlock-issues#3178 (comment)

assets/resources/scriptlets.js

@@ -975,7 +975,9 @@ function setCookieFn(
         name = encodeURIComponent(name);
     }
     // https://datatracker.ietf.org/doc/html/rfc6265#section-4.1.1
-    if ( /[^!#-+\--:<-[\]-~]/.test(value) ) {
+    // The characters [",] are given a pass from the RFC requirements because
+    // apparently browsers do not follow the RFC to the letter.
+    if ( /[^!-:<-[\]-~]/.test(value) ) {
         value = encodeURIComponent(value);
     }