Fix memory leak when passing mapped stores as component props #12340

Job	Run time
rust	5s
Lint \| Links	5s
Lint \| Typos	5s
Playwright \| Windows	1s
Playwright \| ${{ matrix.name }}	1s
Lint \| Clippy, fmt, schema, msrv	1s
Check \| Minimum dependency versions	1s
Docs \| Test	1s
Cross \| ${{ matrix.platform.target }}	1s
Test \| Linux	1s
Test \| Linux (Release)	1s
Bundle \| macOS	1s
Bundle \| Linux	1s
Bundle \| Windows	1s
Docs \| Build	1s
Nix \| ${{ matrix.name }}	1s
	28s

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