Add hip stream and events to SDXL example

[attila-dusnoki-htec]

Streams allows async runs, and events to use more precise timing. Also fixes some dependency issues.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 91.78%. Comparing base (47b5f10) to head (a3c5ad9).

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #3051   +/-   ##
========================================
  Coverage    91.78%   91.78%           
========================================
  Files          485      485           
  Lines        18856    18856           
========================================
  Hits         17307    17307           
  Misses        1549     1549           

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