🦖 update CI to Rust `1.74` (#2027) #1

Job	Run time
set-image	1s
clippy	10m 3s
dylint	4m 3s
clippy-examples (STD)	10m 24s
clippy-examples (WASM)	3m 28s
fmt	2m 12s
spellcheck	1m 19s
check (STD)	8m 13s
check (WASM)	1m 42s
check (RISCV)	1m 40s
test	1s
build (STD)	13m 42s
build (WASM)	1m 34s
examples-test	1s
codecov	22m 7s
docs	7m 59s
examples-docs	4m 1s
examples-contract-build (WASM)	16m 44s
examples-contract-build (RISCV)	3m 0s
measurements	0s
fuzz	0s
	1h 52m 14s

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