DOCS-3233: Add readings key info to tabular data capture upload (#810)

Author: sguequierre

src/viam/app/data_client.py

@@ -1345,21 +1345,28 @@ async def tabular_data_capture_upload(
 
         ::
 
+            from datetime import datetime
+
             time_requested = datetime(2023, 6, 5, 11)
             time_received = datetime(2023, 6, 5, 11, 0, 3)
-
             file_id = await data_client.tabular_data_capture_upload(
                 part_id="INSERT YOUR PART ID",
-                component_type='rdk:component:motor',
-                component_name='left_motor',
-                method_name='IsPowered',
-                tags=["tag_1", "tag_2"],
+                component_type='rdk:component:movement_sensor',
+                component_name='my_movement_sensor',
+                method_name='Readings',
+                tags=["sensor_data"],
                 data_request_times=[(time_requested, time_received)],
-                tabular_data=[{'PowerPCT': 0, 'IsPowered': False}]
+                tabular_data=[{
+                    'readings': {
+                        'linear_velocity': {'x': 0.5, 'y': 0.0, 'z': 0.0},
+                        'angular_velocity': {'x': 0.0, 'y': 0.0, 'z': 0.1}
+                    }
+                }]
             )
 
         Args:
             tabular_data (List[Mapping[str, Any]]): List of the data to be uploaded, represented tabularly as a collection of dictionaries.
+                Must include the key "readings" for sensors.
             part_id (str): Part ID of the component used to capture the data.
             component_type (str): Type of the component used to capture the data (for example, "rdk:component:movement_sensor").
             component_name (str): Name of the component used to capture the data.