chore: support VizqlDataApiAccess capability (#1504)

Co-authored-by: Jordan Woods <13803242+jorwoods@users.noreply.github.com>

Author: jorwoods

tableauserverclient/models/permissions_item.py

@@ -36,6 +36,7 @@ class Capability:
         ShareView = "ShareView"
         ViewComments = "ViewComments"
         ViewUnderlyingData = "ViewUnderlyingData"
+        VizqlDataApiAccess = "VizqlDataApiAccess"
         WebAuthoring = "WebAuthoring"
         Write = "Write"
         RunExplainData = "RunExplainData"