Implement `Iterator` for `StorageVec` #22861

Job	Run time
build-sway-lib-core	49s
build-sway-lib-std	48s
get-fuel-core-version	28s
build-reference-examples	1m 7s
build-sway-examples	1m 16s
forc-fmt-check-sway-examples	40s
forc-fmt-check-sway-lib-core	56s
forc-fmt-check-sway-lib-std	40s
build-mdbook	6m 24s
check-sdk-harness-test-suite-compatibility	36s
forc-fmt-check-panic	1m 52s
build-forc-doc-sway-lib-std	1m 17s
build-forc-test-project	3m 45s
cargo-build-workspace	1m 44s
cargo-clippy	49s
cargo-fmt-check	10s
cargo-toml-fmt-check	16s
cargo-test-lib-std	4m 8s
cargo-run-e2e-test-evm	3m 7s
forc-pkg-fuels-deps-check	12s
forc-run-benchmarks	3m 20s
forc-unit-tests	4m 33s
cargo-test-forc	1m 32s
cargo-test-workspace	5m 6s
cargo-unused-deps-check	2m 12s
cargo-test-sway-lsp	9m 9s
pre-publish-check	0s
cargo-run-e2e-test	10m 9s
cargo-test-forc-debug	2m 43s
cargo-test-forc-client	4m 2s
cargo-run-e2e-test-release	11m 10s
notify-slack-on-failure	2s
build-publish-master-image	0s
publish	0s
build-publish-release-image	0s
Build and upload forc binaries to release	0s
verifications-complete	0s
	1h 25m 2s

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