SocialService: Fix typos in PromptLinkSharing Parameters (#1265)

## Changes

This PR fixes two typos in the `options` parameters for
PromptLinkSharing; `PreiviewDescription` and `PreviewAssettId`.

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Co-authored-by: Andrew Etter <[email protected]>

Author: exurd

content/en-us/reference/engine/classes/SocialService.yaml

@@ -381,9 +381,9 @@ methods:
             share link is created. Truncates to nearest integer. Defaults to
             86,400.
           - `PreviewTitle` (string) Preview title of the share link.
-          - `PreiviewDescription` (string) Preview description of the share
+          - `PreviewDescription` (string) Preview description of the share
             link.
-          - `PreviewAssettId` (number) Image asset ID used for share link
+          - `PreviewAssetId` (number) Image asset ID used for share link
             preview.
           - `LaunchData` (string). Used to set a parameter in
             `Class.Player:GetJoinData()` when a player joined using the