fix(custom-resources): AwsCustomResource assumed role session name may contain invalid characters

[msessa]

Issue # (if applicable)

Closes #23260

Also #34011

Reason for this change

According to the documentation, the RoleSessionName property for an AssumeRole operation may only contain upper- and lower-case alphanumeric characters with no spaces, underscores or any of the following characters: =,.@-

Description of changes

Sanitize the role session name by removing all non-allowed symbols

Describe any new or updated permissions being added

N/A

Description of how you validated changes

• Unit Test
• Integration Test

Checklist

• My code adheres to the CONTRIBUTING GUIDE and DESIGN GUIDELINES

---

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license

[aws-cdk-automation]

(This review is outdated)

✅ Updated pull request passes all PRLinter validations. Dismissing previous PRLinter review.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 83.98%. Comparing base (74cbe27) to head (db7288c).
Report is 7 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main   #34016   +/-   ##
=======================================
  Coverage   83.98%   83.98%           
=======================================
  Files         120      120           
  Lines        6976     6976           
  Branches     1178     1178           
=======================================
  Hits         5859     5859           
  Misses       1005     1005           
  Partials      112      112           

Flag	Coverage Δ
suite.unit	83.98% <ø> (ø)

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Components	Coverage Δ
packages/aws-cdk	∅ <ø> (∅)
packages/aws-cdk-lib/core	83.98% <ø> (ø)

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[samson-keung]

LGTM. Thank you for the PR

[mergify]

Thank you for contributing! Your pull request will be updated from main and then merged automatically (do not update manually, and be sure to allow changes to be pushed to your fork).

[aws-cdk-automation]

AWS CodeBuild CI Report

• CodeBuild project: AutoBuildv2Project1C6BFA3F-wQm2hXv2jqQv
• Commit ID: 60e1a3f
• Result: SUCCEEDED
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[mergify]

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