fix: add explicit permissions to release workflow #241

Job	Run time
updater-create-pr / validate-inputs	9s
cli-integration (macos)	4m 22s
cli-integration (ubuntu)	16s
updater-create-pr / cancel-previous-run	6s
cli-integration (windows)	35s
updater-test-args / validate-inputs	8s
updater-test-args / cancel-previous-run	5s
updater-test-args / update	10s
updater-create-pr / update	28s
updater-test-outputs	4s
	6m 23s

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