"Without --yaml, MSF_DATABASE_CONFIG wins" --defer-module-loads

MSP-11671

Add `--defer-module-loads` when running `msfconsole`.  Changes average
(n=10) runtime from 52.96 seconds to 38.98 seconds (-26.39%) (-71.92%
compared to 69b170a).

Author: limhoff-r7

features/msfconsole/database_yml.feature

@@ -82,7 +82,7 @@ Feature: `msfconsole` `database.yml`
         database: project_metasploit_framework_test
         username: project_metasploit_framework_test
       """
-    When I run `msfconsole --environment test --execute-command exit`
+    When I run `msfconsole --defer-module-loads --environment test --execute-command exit`
     Then the output should contain "environment_metasploit_framework_test"
 
   Scenario: Without --yaml or MSF_DATABASE_CONFIG, ~/.msf4/database.yml wins