u256: log, log2 and sqrt impl (#5329) #17873

Job	Run time
build-sway-lib-core	1m 18s
get-fuel-core-version	46s
build-mdbook	4m 28s
build-reference-examples	1m 16s
build-sway-examples	1m 45s
build-sway-lib-std	1m 13s
forc-fmt-check-panic	1m 31s
forc-fmt-check-sway-examples	58s
forc-fmt-check-sway-lib-core	53s
forc-fmt-check-sway-lib-std	1m 6s
build-forc-doc-sway-lib-std	2m 12s
build-forc-test-project	5m 15s
cargo-build-workspace	3m 15s
cargo-clippy	1m 0s
cargo-fmt-check	18s
cargo-run-e2e-test-evm	2m 37s
cargo-run-e2e-test-midenvm	2m 34s
cargo-test-lib-std	3m 1s
cargo-test-workspace	13m 28s
cargo-toml-fmt-check	13s
cargo-unused-deps-check	4m 27s
forc-pkg-fuels-deps-check	17s
forc-run-benchmarks	3m 20s
forc-unit-tests	2m 47s
pre-publish-check	0s
cargo-run-e2e-test-release	22m 14s
cargo-run-e2e-test	21m 51s
cargo-test-forc-debug	54s
notify-slack-on-failure	1s
build-publish-master-image	0s
publish	0s
Build and upload forc binaries to release	0s
build-publish-release-image	0s
	1h 44m 58s

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