docs: update documentation

[rjaegers]

Several updates to the documentation.

• Unclutter root directory of the repository by moving community health files to .github
• Point towards Report content instead of contacting a CODEOWNER
• Consistently Point towards security policy
• Add details on PR title and description related to SemVer and Conventional Commits
• Add PR checklist

[github-actions]

🦙 MegaLinter status: ✅ SUCCESS

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ ACTION	actionlint	12		0	0.03s
✅ DOCKERFILE	hadolint	1		0	0.25s
✅ JSON	eslint-plugin-jsonc	8	0	0	3.02s
✅ JSON	prettier	8	0	0	0.56s
✅ JSON	v8r	8		0	3.87s
✅ MARKDOWN	markdownlint	8	0	0	1.12s
✅ MARKDOWN	markdown-link-check	8		0	6.39s
✅ MARKDOWN	markdown-table-formatter	8	0	0	0.29s
✅ REPOSITORY	checkov	yes		no	14.67s
✅ REPOSITORY	gitleaks	yes		no	0.21s
✅ REPOSITORY	git_diff	yes		no	0.0s
✅ REPOSITORY	grype	yes		no	11.94s
✅ REPOSITORY	secretlint	yes		no	1.39s
✅ REPOSITORY	trivy	yes		no	8.95s
✅ REPOSITORY	trivy-sbom	yes		no	1.57s
✅ REPOSITORY	trufflehog	yes		no	5.58s
✅ SPELL	lychee	39		0	1.64s
✅ YAML	prettier	14	0	0	1.04s
✅ YAML	v8r	14		0	10.53s
✅ YAML	yamllint	14		0	0.36s

See detailed report in MegaLinter reports

MegaLinter is graciously provided by

[github-actions]

Test Results

18 tests  ±0   18 ✅ ±0   38s ⏱️ -1s
 1 suites ±0    0 💤 ±0 
 1 files   ±0    0 ❌ ±0 

Results for commit ffea0e8. ± Comparison against base commit 1855dce.

♻️ This comment has been updated with latest results.

[BarisTanyeri]

Nice improvement!

[github-actions]

Pull Request Report (#319)

Static measures

Description	Value
Number of added lines	64
Number of deleted lines	12
Number of changed files	7
Number of commits	7
Number of reviews	2
Number of comments (w/o review comments)	2
Number of reviews that contains a comment to resolve	1
Number of reviews that requested a change from the author	0
Number of reviews that approved the Pull Request	1
Get the total number of participants of a Pull Request	3

Time related measures

Description	Value
PR lead time (from creation to close of PR)	3.8 Hours
Time that was spend on the branch before the PR was created	1.3 Hours
Time that was spend on the branch before the PR was merged	5 Hours
Time to merge after last review	33.3 Min

Status check related measures

Description	Value
Total runtime for last status check run (Workflow for PR)	23.2 Min
Total time spend in last status check run on PR	17.1 Min