Changes mention of Isaac Lab UI to Isaac Sim UI in docs (#583)

# Description
Changes mention of Isaac Lab UI to Isaac Sim UI docs
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docs/source/how-to/cloudxr_teleoperation.rst

@@ -130,7 +130,7 @@ There are two options to run the CloudXR Runtime Docker container:
              --files docker-compose.cloudxr-runtime.patch.yaml \
              --env-file .env.cloudxr-runtime
 
-      If prompted, elect to activate X11 forwarding, which is necessary to see the Isaac Lab UI.
+      If prompted, elect to activate X11 forwarding, which is necessary to see the Isaac Sim UI.
 
       .. note::
 
@@ -225,12 +225,12 @@ There are two options to run the CloudXR Runtime Docker container:
 
 With Isaac Lab and the CloudXR Runtime running:
 
-#. In the Isaac Lab UI: locate the Panel named **AR**.
+#. In the Isaac Sim UI: locate the Panel named **AR**.
 
    .. figure:: ../_static/setup/cloudxr_ar_panel.jpg
       :align: center
       :figwidth: 50%
-      :alt: Isaac Lab UI: AR Panel
+      :alt: Isaac Sim UI: AR Panel
 
 #. Click **Start AR**.
 
@@ -313,7 +313,7 @@ Back on your Apple Vision Pro:
    .. figure:: ../_static/setup/cloudxr_avp_connect_ui.jpg
       :align: center
       :figwidth: 50%
-      :alt: Isaacl Lab UI: AR Panel
+      :alt: Isaac Sim UI: AR Panel
 
 #. Enter the IP address of your Isaac Lab workstation.
 
@@ -335,7 +335,7 @@ Back on your Apple Vision Pro:
    .. figure:: ../_static/setup/cloudxr_avp_teleop_ui.jpg
       :align: center
       :figwidth: 50%
-      :alt: Isaac Lab UI: AR Panel
+      :alt: Isaac Sim UI: AR Panel
 
 #. Click **Play** to begin teleoperating the simulated robot. The robot motion should now be
    directed by your hand movements.