ci: decrease amount of parallel tasks in schedule CI (#955) #1894

Job	Run time
Shared / Backstage	6s
Shared / Static Analysis (aurora-engine, contract, near, engine, 1, ., 1.18, false, --filter-paths "node_m...	1m 10s
Shared / Static Analysis (aurora-engine-precompiles, precompiles, contract, near, engine-precompiles, 1, ....	1m 10s
Shared / Static Analysis (aurora-engine-precompiles-native, precompiles, contract, near, engine-precompile...	1m 10s
Shared / Static Analysis (aurora-engine-sdk, contract-library, near, engine-sdk, 1, ., 1.18, false, --filt...	55s
Shared / Static Analysis (aurora-engine-standalone-storage, near, engine-standalone-storage, 2, ., 1.18, f...	5m 39s
Shared / Static Analysis (aurora-engine-standalone-tracing, near, engine-standalone-tracing, 2, ., 1.18, f...	57s
Shared / Static Analysis (aurora-engine-test-doubles, near, engine-test-doubles, -1, ., 1.18, false, --fil...	59s
Shared / Static Analysis (aurora-engine-tests, near, engine-tests, -1, ., 1.18, true, --filter-paths "node...	9m 7s
Shared / Static Analysis (aurora-engine-token, contract, aurora, etc/eth-contracts, 1, etc/eth-contracts, ...	1m 26s
Shared / Static Analysis (aurora-engine-types, contract-library, near, engine-types, 1, ., 1.18, false, --...	54s
Shared / Static Analysis (aurora-engine-xcc-router, near, etc/xcc-router, -1, ., 1.18, false, --filter-pat...	1m 28s
	25m 1s

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