chore(deps): bump github.com/aws/aws-sdk-go-v2 from 1.43.3 to 1.43.4 (#1053)

Bumps [github.com/aws/aws-sdk-go-v2](https://github.com/aws/aws-sdk-go-v2) from 1.43.3 to 1.43.4.
- [Release notes](https://github.com/aws/aws-sdk-go-v2/releases)
- [Commits](aws/aws-sdk-go-v2@v1.43.3...v1.43.4)

---
updated-dependencies:
- dependency-name: github.com/aws/aws-sdk-go-v2
  dependency-version: 1.43.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]

go.mod

@@ -3,7 +3,7 @@ module github.com/opensearch-project/opensearch-go/v5
 go 1.25.12
 
 require (
-	github.com/aws/aws-sdk-go-v2 v1.43.3
+	github.com/aws/aws-sdk-go-v2 v1.43.4
 	github.com/aws/aws-sdk-go-v2/config v1.32.34
 	github.com/rs/dnscache v0.0.0-20230804202142-fc85eb664529
 	github.com/stretchr/testify v1.11.1

go.sum

@@ -1,5 +1,5 @@
-github.com/aws/aws-sdk-go-v2 v1.43.3 h1:XJIcfv8uDs2ukdQsoAC8/Ebu1ejxwzlayl2ZsiFns2A=
-github.com/aws/aws-sdk-go-v2 v1.43.3/go.mod h1:70vwSy16txshwG+g55WkpgPKDIByzHI8ccBsOteo3bQ=
+github.com/aws/aws-sdk-go-v2 v1.43.4 h1:b9FTvbRwy+JCsfp2Wp6wV/KbOx3Aj7nkoFb2cRX0IhE=
+github.com/aws/aws-sdk-go-v2 v1.43.4/go.mod h1:70vwSy16txshwG+g55WkpgPKDIByzHI8ccBsOteo3bQ=
 github.com/aws/aws-sdk-go-v2/config v1.32.34 h1:o+YAizrX562nEZXaB38uYTK8RvIsvW0uuRP+e5e0Pfk=
 github.com/aws/aws-sdk-go-v2/config v1.32.34/go.mod h1:wc0zYRChOniiufvdWiRVf3jgXSgbkvaD683IHHHc2ZQ=
 github.com/aws/aws-sdk-go-v2/credentials v1.19.33 h1:/e5V3EWfeDiW6cuRxHsC8gbwko4/vvVYPJR2afBKFFY=