Fix typo in unadulterated

bin/varnishd/builtin.vcl

@@ -91,7 +91,7 @@ sub vcl_purge {
 
 sub vcl_hit {
     if (obj.ttl >= 0s) {
-        // A pure unadultered hit, deliver it
+        // A pure unadulterated hit, deliver it
         return (deliver);
     }
     if (obj.ttl + obj.grace > 0s) {

bin/varnishd/storage/storage_persistent.c

@@ -608,7 +608,7 @@ const struct stevedore smp_stevedore = {
 };
 
 /*--------------------------------------------------------------------
- * Persistence is a bear to test unadultered, so we cheat by adding
+ * Persistence is a bear to test unadulterated, so we cheat by adding
  * a cli command we can use to make it do tricks for us.
  */
 

doc/sphinx/users-guide/vcl-grace.rst

@@ -41,7 +41,7 @@ default looks like this::
 
   sub vcl_hit {
      if (obj.ttl >= 0s) {
-         // A pure unadultered hit, deliver it
+         // A pure unadulterated hit, deliver it
          return (deliver);
      }
      if (obj.ttl + obj.grace > 0s) {