feat: extend GattClient interface with enable/disable indication/notification

[richardapeters]

No description provided.

[github-actions]

🦙 MegaLinter status: ⚠️ WARNING

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
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✅ JSON	prettier	7	2	0	1.98s
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⚠️ MARKDOWN	markdown-link-check	6		2	66.79s
✅ MARKDOWN	markdown-table-formatter	6	1	0	1.33s
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✅ REPOSITORY	git_diff	yes		no	0.7s
✅ REPOSITORY	grype	yes		no	22.86s
✅ REPOSITORY	ls-lint	yes		no	0.08s
✅ REPOSITORY	secretlint	yes		no	53.68s
✅ REPOSITORY	trivy	yes		no	11.1s
✅ REPOSITORY	trivy-sbom	yes		no	0.15s
✅ REPOSITORY	trufflehog	yes		no	8.61s
⚠️ SPELL	lychee	32		1	72.35s
✅ YAML	prettier	9	1	0	2.0s
✅ YAML	v8r	9		0	6.9s
✅ YAML	yamllint	9		0	0.24s

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