[amazon_security_lake] Remove role creation steps and add notification parsing script parameter

[janvi-elastic]

Type of change

• Enhancement

What does this PR do?

• Remove role creation steps
• Added notification parsing script parameter for collecting data from data subscriber.
• Update Readme as per requirement for collecting data from SQS.

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.

How to test this PR locally

• Clone integrations repo.
• Install elastic package locally.
• Start elastic stack using elastic-package.
• Move to integrations/packages/amazon_security_lake directory.
• Run the following command to run tests.

elastic-package test

Screenshots

[elasticmachine]

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Build stats

• Start Time: 2023-09-21T10:11:36.502+0000

• Duration: 14 min 14 sec

Test stats 🧪

Test	Results
Failed	0
Passed	19
Skipped	0
Total	19

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[elasticmachine]

🌐 Coverage report

Name	Metrics % (covered/total)	Diff
Packages	100.0% (1/1)	💚
Files	70.588% (12/17)	👎 -29.412
Classes	70.588% (12/17)	👎 -29.412
Methods	56.818% (50/88)	👎 -38.244
Lines	39.96% (3841/9612)	👎 -39.885
Conditionals	100.0% (0/0)	💚

[elasticmachine]

Pinging @elastic/security-external-integrations (Team:Security-External Integrations)

[bhapas]

Is this tested with an aws instance? Any logs from the test are highly appreciated :-)

Also , Can you please add the screenshot of the changed UI in the PR description.

[bhapas]

LGTM. If tested using an aws instance.

[elasticmachine]

Package amazon_security_lake - 0.5.0 containing this change is available at https://epr.elastic.co/search?package=amazon_security_lake

[andrewkroh]

This is the format of the notifications: https://docs.aws.amazon.com/security-lake/latest/userguide/subscriber-data-access.html#sample-notification