fix: drop zero-init of fresh name generator

pkg/lambda/generate_name.go

@@ -7,7 +7,9 @@ import (
 )
 
 func GenerateFreshName(used set.Set[string]) string {
-	var i uint64 = 0
+	// Starts as '0', that is the base value of a 'uint64'.
+	var i uint64
+
 	for {
 		attempt := "_" + string(strconv.AppendUint(nil, i, 10))
 		i++