Issue #8226: Fix Crew for HHW in MHQ

Author: psikomonkie

MekHQ/src/mekhq/campaign/unit/Unit.java

@@ -5674,6 +5674,9 @@ public void remove(final @Nullable Person person, final boolean log) {
         }
     }
 
+    /**
+     * @return true if the unit has no commander
+     */
     public boolean isUnmanned() {
         return (null == getCommander());
     }