Bump reqwest from 0.11.23 to 0.12.3 #4809

Job	Run time
check	4m 50s
cargo-doc-artifact	20m 19s
check_no_std	1m 10s
check-demo-rollup-table-of-contents	8s
check-licenses	28s
coverage	4m 32s
nextest	12m 18s
test	8m 41s
validate-packages-to-publish-yml	31s
rollup_bench_check	0s
bench_check	0s
prover_bench_check	0s
features	0s
check-demo-rollup-bash-commands	0s
check-demo-rollup-bash-commands-mock-da	0s
deploy-github-pages	0s
check-aggregate	4s
	53m 1s

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