Alphabetize repos file (#410)

Signed-off-by: Yadunund <yadunund@openrobotics.org>

Author: Yadunund

rmf.repos

@@ -1,20 +1,36 @@
 repositories:
-  rmf/rmf_battery:
+  demonstrations/rmf_demos:
     type: git
-    url: https://github.com/open-rmf/rmf_battery.git
+    url: https://github.com/open-rmf/rmf_demos.git
     version: main
-  rmf/rmf_internal_msgs:
+  rmf/ament_cmake_catch2:
     type: git
-    url: https://github.com/open-rmf/rmf_internal_msgs.git
+    url: https://github.com/open-rmf/ament_cmake_catch2.git
     version: main
   rmf/rmf_api_msgs:
     type: git
     url: https://github.com/open-rmf/rmf_api_msgs.git
     version: main
+  rmf/rmf_battery:
+    type: git
+    url: https://github.com/open-rmf/rmf_battery.git
+    version: main
+  rmf/rmf_building_map_msgs:
+    type: git
+    url: https://github.com/open-rmf/rmf_building_map_msgs.git
+    version: main
+  rmf/rmf_internal_msgs:
+    type: git
+    url: https://github.com/open-rmf/rmf_internal_msgs.git
+    version: main
   rmf/rmf_ros2:
     type: git
     url: https://github.com/open-rmf/rmf_ros2.git
     version: main
+  rmf/rmf_simulation:
+    type: git
+    url: https://github.com/open-rmf/rmf_simulation.git
+    version: main
   rmf/rmf_task:
     type: git
     url: https://github.com/open-rmf/rmf_task.git
@@ -23,13 +39,13 @@ repositories:
     type: git
     url: https://github.com/open-rmf/rmf_traffic.git
     version: main
-  rmf/rmf_utils:
+  rmf/rmf_traffic_editor:
     type: git
-    url: https://github.com/open-rmf/rmf_utils.git
+    url: https://github.com/open-rmf/rmf_traffic_editor.git
     version: main
-  rmf/ament_cmake_catch2:
+  rmf/rmf_utils:
     type: git
-    url: https://github.com/open-rmf/ament_cmake_catch2.git
+    url: https://github.com/open-rmf/rmf_utils.git
     version: main
   rmf/rmf_visualization:
     type: git
@@ -39,22 +55,6 @@ repositories:
     type: git
     url: https://github.com/open-rmf/rmf_visualization_msgs.git
     version: main
-  rmf/rmf_building_map_msgs:
-    type: git
-    url: https://github.com/open-rmf/rmf_building_map_msgs.git
-    version: main
-  rmf/rmf_simulation:
-    type: git
-    url: https://github.com/open-rmf/rmf_simulation.git
-    version: main
-  rmf/rmf_traffic_editor:
-    type: git
-    url: https://github.com/open-rmf/rmf_traffic_editor.git
-    version: main
-  demonstrations/rmf_demos:
-    type: git
-    url: https://github.com/open-rmf/rmf_demos.git
-    version: main
   thirdparty/menge_vendor:
     type: git
     url: https://github.com/open-rmf/menge_vendor.git