docs(lambda): add durable function policy suggestion.

[dhegberg]

Issue # N/A

Closes # N/A.

Reason for this change

Lambda Durable Functions added a new managed policy when a durable config is used:

aws-cdk/packages/aws-cdk-lib/aws-lambda/lib/function.ts

Lines 1011 to 1015 in 23d48fc

	if (props.durableConfig) {
	managedPolicies.push(iam.ManagedPolicy.fromAwsManagedPolicyName('service-role/AWSLambdaBasicDurableExecutionRolePolicy'));
	} else {
	managedPolicies.push(iam.ManagedPolicy.fromAwsManagedPolicyName('service-role/AWSLambdaBasicExecutionRole'));
	}

Description of changes

This change updates in-line docs to reference the additional managed policy

Describe any new or updated permissions being added

None, docs only.

Description of how you validated changes

Ran basic build and yarn test aws-lambda

Test Suites: 38 passed, 38 total
Tests:       829 passed, 829 total
Snapshots:   1 passed, 1 total

Checklist

• My code adheres to the CONTRIBUTING GUIDE and DESIGN GUIDELINES

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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(This review is outdated)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.

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