fix: assorted CSP issues #5642

Job	Run time
Build Docker image	7m 15s
file_changes	4s
Build application and assets	6m 25s
Linting / CSS	34s
Linting / JavaScript	21s
Unit tests / JavaScript & TypeScript / Jest	2m 7s
Linting / TypeScript	36s
Formatting / Elixir	3m 4s
Linting / Elixir	3m 34s
Formatting / JavaScript & TypeScript	36s
Unit tests / JavaScript / Mocha	35s
Type checks / Elixir	3m 45s
Type checks / TypeScript	40s
Unit tests / Elixir / mix coveralls.html	1m 10s
	30m 46s

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