Create workflows to publish Companion plugin #1693

Job	Run time
Run Tests (windows-latest)	6m 33s
Run Tests (ubuntu-20.04)	5m 37s
Verify and Build Roblox Studio Plugin	3m 43s
Test Extension (macos-latest)	46s
Build Server (windows-latest)	4m 32s
Test Extension (ubuntu-20.04)	59s
Lint Extension	14s
Build Server (ubuntu-20.04)	4m 2s
Types Smoketest	4m 12s
Test Extension (windows-latest)	3m 19s
Build Server (macos-latest)	3m 38s
	37m 35s

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