Improve list hardware components output and code for better readability. (#1060)

Author: destogl

ros2controlcli/ros2controlcli/verb/list_hardware_components.py

@@ -40,15 +40,17 @@ def main(self, *, args):
 
             for idx, component in enumerate(hardware_components.component):
                 print(
-                    f"Hardware Component {idx}\n\tname: {component.name}\n\ttype: {component.type}"
+                    f"Hardware Component {idx+1}\n\tname: {component.name}\n\ttype: {component.type}"
                 )
                 if hasattr(component, "plugin_name"):
                     plugin_name = component.plugin_name
                 else:
                     plugin_name = f"{bcolors.WARNING}plugin name missing!{bcolors.ENDC}"
 
                 print(
-                    f"\tplugin name: {plugin_name}\n\tstate: id={component.state.id} label={component.state.label}\n\tcommand interfaces"
+                    f"\tplugin name: {plugin_name}\n"
+                    f"\tstate: id={component.state.id} label={component.state.label}\n"
+                    f"\tcommand interfaces"
                 )
                 for cmd_interface in component.command_interfaces:
                     if cmd_interface.is_available: