App manifest: more cleanups #4147

Job	Run time
integration-tests	14m 24s
build-and-test	23m 57s
docker-targets-build (${{ matrix.platform.platform }})	0s
cli-tests	16m 9s
Publish binaries of ${{ matrix.project }}	0s
sharding-tests	12m 1s
wasm-rpc-stub	1m 18s
worker-tests-group1	6m 15s
docker-publish	0s
worker-tests-group2	3m 25s
worker-tests-group3	4m 35s
worker-tests-group4	5m 51s
worker-tests-group5	4m 54s
worker-tests-group6	4m 56s
worker-tests-group7	4m 53s
worker-tests-group8	4m 53s
publish	0s
publish-slack-notification	0s
	1h 47m 31s

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