fix(deps): update module github.com/aws/aws-lambda-go to v1.55.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
github.com/aws/aws-lambda-go	v1.54.0 → v1.55.0

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Release Notes

aws/aws-lambda-go (github.com/aws/aws-lambda-go)

v1.55.0

Compare Source

What's changed

• Bump min go version to 1.26 (#​638) — @​maxday
• Enable Go 1.27 compatibility & fix serialization test bugs (#​637) — @​djedward
  • Fixed TestMalformedJson to correctly pass a pointer to json.Unmarshal,
    matching the intended behavior after Go 1.27's JSON library changes.
  • Relaxed error-message matching in tests so both Go 1.27 and earlier versions pass.
  • Hardened flaky integration tests (TestEnableSigterm, TestConcurrencyWithRIE)
    with polling and increased timeouts.
• Add missing userNotFound field to Cognito auth trigger requests (#​630) — @​anzheyazzz
  • Adds 3 missing userNotFound fields to the Cognito auth trigger request events.
• Pin GitHub Actions to commit SHAs (#​623) — @​maxday
  • Hardens CI supply-chain security by pinning actions to their SHAs.

Full changelog: aws/aws-lambda-go@v1.54.0...v1.55.0

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