Fix containing `StorageString`s in `StorageVec`s #19678

Job	Run time
build-mdbook	6m 46s
build-forc-doc-sway-lib-std	2m 2s
build-forc-test-project	5m 21s
build-reference-examples	1m 26s
build-sway-examples	1m 41s
build-sway-lib-core	1m 17s
build-sway-lib-std	1m 19s
cargo-build-workspace	4m 4s
cargo-clippy	57s
cargo-fmt-check	17s
cargo-run-e2e-test-evm	2m 48s
cargo-run-e2e-test-midenvm	2m 49s
cargo-test-sway-lsp	5m 37s
cargo-test-lib-std	3m 26s
cargo-test-workspace	5m 44s
cargo-unused-deps-check	4m 23s
cargo-toml-fmt-check	13s
check-sdk-harness-test-suite-compatibility	42s
forc-fmt-check-panic	2m 2s
forc-fmt-check-sway-examples	1m 9s
forc-fmt-check-sway-lib-core	1m 17s
forc-fmt-check-sway-lib-std	1m 16s
forc-run-benchmarks	3m 43s
forc-pkg-fuels-deps-check	14s
forc-unit-tests	1m 55s
get-fuel-core-version	52s
pre-publish-check	0s
cargo-test-forc-debug	4m 21s
cargo-run-e2e-test-release	14m 58s
cargo-run-e2e-test	12m 47s
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
	1h 35m 28s

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