Bump itertools from 0.10.5 to 0.11.0 #1611

Job	Run time
Global init	7s
Delete fungible environment	0s
Build / Build Docker image	1s
Build / Clippy check	3m 28s
Build / Formatting check	40s
Build / Unit tests	1s
Build / Coverage report	1s
Build / Run try-runtime checks	1s
Build / Run benchmark tests	7m 33s
Build / Export wasm artifacts	1s
Build / Run runtime benchmarks	18m 20s
Deploy fungible environment	1s
Deploy `dev` environment	1s
Generate types	1s
run-perf-tests-branch	1s
Run e2e tests	1s
run-perf-tests-dev	1s
performance tests in branch	1s
performance tests in dev	1s
	30m 21s

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