cli: add new show services command

Signed-off-by: Richard Alpe <[email protected]>

Author: rical

src/klish-plugin-infix/xml/infix.xml

@@ -336,6 +336,12 @@
     </SWITCH>
   </COMMAND>
 
+  <COMMAND name="services" help="Show system services">
+    <ACTION sym="script">
+      show services
+    </ACTION>
+  </COMMAND>
+
   <COMMAND name="software" help="Show software info">
     <SWITCH name="optional" min="0" max="1">
       <COMMAND name="name" help="Show detailed info about a partition">