pallet_revive: Switch to 64bit RISC-V #15046

Job	Run time
check-dependency-rules	11s
check-workspace	17s
check-fail-ci	10s
check-markdown	13s
check-readme	3m 8s
preflight / preflight	1m 20s
preflight / ci-versions	1m 0s
fmt	1m 11s
check-rust-feature-propagation	2m 2s
check-toml-format	53s
check-umbrella	2m 23s
test-rust-features	2m 3s
All quick checks passed	1s
	14m 52s

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