Add simple ebiten game

[ValorZard]

Description

Adds a MUCH simpler example compared to https://github.com/pion/example-webrtc-applications/pull/329

Reference issue

Fixes #...

[codecov[bot]]

Codecov Report

:x: Patch coverage is 0% with 233 lines in your changes missing coverage. Please review. :white_check_mark: Project coverage is 0.00%. Comparing base (0fe31cb) to head (43cca17). :warning: Report is 16 commits behind head on master.

Files with missing lines	Patch %	Lines
simple-ebiten-game/main.go	0.00%	233 Missing :warning:

:x: Your patch status has failed because the patch coverage (0.00%) is below the target coverage (70.00%). You can increase the patch coverage or adjust the target coverage.

Additional details and impacted files

@@           Coverage Diff            @@
##           master    #351     +/-   ##
========================================
  Coverage    0.00%   0.00%             
========================================
  Files          25       9     -16     
  Lines        2861     613   -2248     
========================================
+ Misses       2861     613   -2248     

Flag	Coverage Δ
go	?
wasm	0.00% <0.00%> (ø)

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[ValorZard]

Closing this since the other PR got merged