[AWS] Add metric type to S3 Storage Lens

[constanca-m]

What does this PR do?

Adds metric type to the fields.

All fields are gauge, since they are all generated on averages and not cumulative.

Checklist

• I have reviewed tips for building integrations and this pull request is aligned with them.
• I have verified that all data streams collect metrics or logs.
• I have added an entry to my package's changelog.yml file.
• I have verified that Kibana version constraints are current according to guidelines.

Related issues

Relates to #6293

[elasticmachine]

💚 Build Succeeded

the below badges are clickable and redirect to their specific view in the CI or DOCS

Expand to view the summary

Build stats

• Start Time: 2023-06-28T07:06:13.242+0000

• Duration: 53 min 35 sec

Test stats 🧪

Test	Results
Failed	0
Passed	194
Skipped	4
Total	198

🤖 GitHub comments

Expand to view the GitHub comments

To re-run your PR in the CI, just comment with:

• /test : Re-trigger the build.

[elasticmachine]

🌐 Coverage report

Name	Metrics % (covered/total)	Diff
Packages	100.0% (15/15)	💚
Files	93.75% (15/16)	👎 -6.25
Classes	93.75% (15/16)	👎 -6.25
Methods	85.714% (240/280)	👎 -7.143
Lines	85.925% (7387/8597)	👎 -8.414
Conditionals	100.0% (0/0)	💚

[constanca-m]

/test

[elasticmachine]

💚 Build Succeeded

• Buildkite Build
• Commit: 6d02826

History

• 💚 Build #123 succeeded 6d02826

cc @constanca-m

[elasticmachine]

Package aws - 1.45.6 containing this change is available at https://epr.elastic.co/search?package=aws