Add shiny/templates to MANIFEST.in files #2693

Job	Run time
playwright-deploys	0s
build (3.11, ubuntu-latest)	2m 16s
build (3.11, windows-latest)	2m 13s
build (3.11, macOS-latest)	2m 5s
build (3.10, ubuntu-latest)	2m 2s
build (3.10, windows-latest)	2m 11s
playwright-examples (3.11, ubuntu-latest)	7m 21s
build (3.10, macOS-latest)	2m 13s
playwright-examples (3.10, ubuntu-latest)	7m 17s
build (3.9, ubuntu-latest)	2m 9s
playwright-examples (3.9, ubuntu-latest)	7m 25s
build (3.9, windows-latest)	2m 10s
playwright-examples (3.8, ubuntu-latest)	7m 17s
build (3.9, macOS-latest)	3m 45s
build (3.8, ubuntu-latest)	2m 2s
build (3.8, windows-latest)	2m 6s
build (3.8, macOS-latest)	2m 6s
playwright-shiny (3.11, ubuntu-latest)	8m 48s
playwright-shiny (3.10, ubuntu-latest)	8m 33s
playwright-shiny (3.9, ubuntu-latest)	8m 37s
playwright-shiny (3.8, ubuntu-latest)	10m 12s
testrail-reporting-nightly	0s
Deploy to PyPI	0s
	1h 32m 48s

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