#2064: Apply PR suggestions

src/primaite/simulator/system/services/dns/dns_client.py

@@ -62,6 +62,7 @@ class DNSClient(Service):
             return False
 
         self.dns_cache[domain_name] = ip_address
+        return True
 
     def check_domain_exists(
         self,

src/primaite/simulator/system/services/red_services/data_manipulation_bot.py

@@ -46,7 +46,7 @@ class DataManipulationBot(DatabaseClient):
             self.sys_log.error(f"Failed to start the {self.name} as it requires both a target_ip_address and payload.")
 
     def attack(self):
-        """Run the datab manipulation attack."""
+        """Run the data manipulation attack."""
         if not self.connected:
             self.connect()
         if self.connected: