fix: resolve UB in _add, __sub, _mul for u8, u16, u32 #23356

Job	Run time
build-reference-examples	45s
build-forc-test-project	3m 10s
build-mdbook	7m 6s
build-forc-doc-sway-lib-std	1m 26s
build-sway-examples	44s
build-sway-lib-core	55s
cargo-build-workspace	2m 3s
build-sway-lib-std	49s
cargo-clippy	1m 1s
cargo-fmt-check	15s
cargo-run-e2e-test-evm	2m 1s
cargo-test-forc	2m 0s
cargo-test-lib-std	1m 13s
cargo-test-workspace	3m 37s
cargo-test-sway-lsp	6m 53s
cargo-toml-fmt-check	13s
cargo-unused-deps-check	2m 43s
check-sdk-harness-test-suite-compatibility	33s
forc-fmt-check-panic	1m 58s
forc-fmt-check-sway-examples	40s
forc-fmt-check-sway-lib-core	50s
forc-fmt-check-sway-lib-std	52s
forc-pkg-fuels-deps-check	15s
forc-run-benchmarks	1m 46s
forc-unit-tests	1m 10s
get-fuel-core-version	34s
pre-publish-check	0s
cargo-test-forc-debug	1m 49s
cargo-run-e2e-test-release	5m 55s
cargo-test-forc-client	2m 24s
cargo-run-e2e-test	5m 55s
cargo-test-forc-node	57s
build-publish-master-image	1s
notify-slack-on-failure	1s
publish	1s
build-publish-release-image	1s
Build and upload forc binaries to release	1s
verifications-complete	1s
	1h 2m 38s

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