SUMO-248048: updated scheduled_view's and data_forwarding_rule's documentations as per the review comments.

Author: Naman Goyal

website/docs/r/data_forwarding_rule.html.markdown

@@ -58,7 +58,7 @@ The following arguments are supported:
 - `index_id` - (Required) The *id* of the Partition or *index_id* of the Scheduled View the rule applies to.
 - `destination_id` - (Required) The data forwarding destination id.
 - `enabled` - (Optional) True when the data forwarding rule is enabled. Will be treated as _false_ if left blank.
-- `file_format` - (Optional) Specify the path prefix to a directory in the S3 bucket and how to format the file name.
+- `file_format` - (Optional) Specify the path prefix to a directory in the S3 bucket and how to format the file name. For possible values, kindly refer the point 6 in the [documentation](https://help.sumologic.com/docs/manage/data-forwarding/amazon-s3-bucket/#forward-datato-s3).
 - `payload_schema` - (Optional) Schema for the payload. Default value of the payload schema is _allFields_ for scheduled view, and _builtInFields_ for partition.
   _raw_ payloadSchema should be used in conjunction with _text_ format and vice versa.
 - `format` - (Optional) Format of the payload. Default format will be _csv_. 

website/docs/r/scheduled_view.html.markdown

@@ -45,7 +45,7 @@ The following arguments are supported:
 The following attributes are exported:
 
 - `id` - The internal ID of the scheduled view.
-- `index_id` - The Index ID of the scheduled view. It never updates at any point of time during resource updates, therefore make sure to ignore this via `ignore_changes = [index_id]`.
+- `index_id` - The Index ID of the scheduled view. It remains unchanged during resource updates, and any manual modifications will be disregarded. While it’s not mandatory, we recommend to ignore this via `ignore_changes = [index_id]`.
 
 ## Import
 Scheduled Views can can be imported using the id. The list of scheduled views and their ids can be obtained using the Sumologic [scheduled views api][2].