doc: add documentation for open issues ALA-1419

[alerizzo]

👀 Live preview

https://doc-organization-metrics--docs-codacy.netlify.app/organizations/organization-overview/
https://doc-organization-metrics--docs-codacy.netlify.app/organizations/issues-metrics/

🚧 To do

• If relevant, include the Jira issue key at the end of the pull request title
• Perform a self-review of the changes
• Fix any issues reported by the CI/CD

[github-actions]

Overall readability score: 53.64 (🟢 +0.02)

File	Readability
issues-metrics.md	64.87 (-)
organization-overview.md	47.82 (🔴 -6.04)

View detailed metrics

🟢 - Shows an increase in readability
🔴 - Shows a decrease in readability

File	Readability	FRE	GF	ARI	CLI	DCRS
issues-metrics.md	64.87	43.53	9.94	11.3	10.62	6.4
	-	-	-	-	-	-
organization-overview.md	47.82	33.14	11.76	14.6	13.4	7.49
	🔴 -6.04	🔴 -2.13	🔴 -1.11	🔴 -1.5	🔴 -0.52	🔴 -0.27

Averages:

	Readability	FRE	GF	ARI	CLI	DCRS
Average	53.64	42.8	10.83	12.54	12.61	7.94
	🟢 +0.02	🔴 -0.01	🟢 +0	🟢 +0	🟢 +0.01	🟢 +0.01

View metric targets

Metric	Range	Ideal score
Flesch Reading Ease	100 (very easy read) to 0 (extremely difficult read)	60
Gunning Fog	6 (very easy read) to 17 (extremely difficult read)	8 or less
Auto. Read. Index	6 (very easy read) to 14 (extremely difficult read)	8 or less
Coleman Liau Index	6 (very easy read) to 17 (extremely difficult read)	8 or less
Dale-Chall Readability	4.9 (very easy read) to 9.9 (extremely difficult read)	6.9 or less