Use MAX associated constant instead of from std::<integer type>

nftnl/examples/filter-ethernet.rs

@@ -74,7 +74,7 @@ fn main() -> io::Result<()> {
     // Load a pseudo-random 32 bit unsigned integer into the netfilter register.
     random_rule.add_expr(&nft_expr!(meta random));
     // Check if the random integer is larger than `u32::MAX/2`, thus having 50% chance of success.
-    random_rule.add_expr(&nft_expr!(cmp > (::std::u32::MAX / 2).to_be()));
+    random_rule.add_expr(&nft_expr!(cmp > (u32::MAX / 2).to_be()));
 
     // Add a second counter. This will only be incremented for the packets passing the random check.
     random_rule.add_expr(&nft_expr!(counter));