debug: fix list-x command line options with debug

Debug validation checks that engine is either IPS or IDS.
But listing keywords does not care.
So, setting ids mode

Ticket: #6089

src/util-running-modes.c

@@ -31,6 +31,7 @@
 
 int ListKeywords(const char *keyword_info)
 {
+    EngineModeSetIDS();
     SCLogLoadConfig(0, 0, 0, 0);
     MpmTableSetup();
     SpmTableSetup();
@@ -41,6 +42,7 @@ int ListKeywords(const char *keyword_info)
 
 int ListAppLayerProtocols(const char *conf_filename)
 {
+    EngineModeSetIDS();
     if (ConfYamlLoadFile(conf_filename) != -1)
         SCLogLoadConfig(0, 0, 0, 0);
     MpmTableSetup();