fix: lpUart peripheral table was not used correctly with UartStmDma

[BarisTanyeri]

• UartStmDma is using the incorrect peripheral table when used with lpUart.

[github-actions]

🦙 MegaLinter status: ⚠️ WARNING

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ ACTION	actionlint	5		0	0.02s
✅ CPP	clang-format	15	2	0	1.27s
✅ DOCKERFILE	hadolint	1		0	0.08s
✅ JSON	jsonlint	7		0	0.12s
✅ JSON	prettier	7	2	0	1.68s
⚠️ MARKDOWN	markdownlint	6	1	7	2.01s
⚠️ MARKDOWN	markdown-link-check	6		2	68.24s
✅ MARKDOWN	markdown-table-formatter	6	1	0	1.04s
✅ REPOSITORY	checkov	yes		no	28.7s
✅ REPOSITORY	git_diff	yes		no	0.62s
✅ REPOSITORY	grype	yes		no	22.65s
✅ REPOSITORY	ls-lint	yes		no	0.06s
✅ REPOSITORY	secretlint	yes		no	53.82s
✅ REPOSITORY	trivy	yes		no	19.21s
✅ REPOSITORY	trivy-sbom	yes		no	0.12s
✅ REPOSITORY	trufflehog	yes		no	8.19s
⚠️ SPELL	lychee	30		2	58.11s
✅ YAML	prettier	8	1	0	1.73s
✅ YAML	v8r	8		0	6.75s
✅ YAML	yamllint	8		0	0.24s

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