build(deps): Bump the all group in /pkg/signature/kms/aws with 1 update

Bumps the all group in /pkg/signature/kms/aws with 1 update: [github.com/aws/aws-sdk-go](https://github.com/aws/aws-sdk-go).


Updates `github.com/aws/aws-sdk-go` from 1.50.35 to 1.51.1
- [Release notes](https://github.com/aws/aws-sdk-go/releases)
- [Commits](aws/aws-sdk-go@v1.50.35...v1.51.1)

---
updated-dependencies:
- dependency-name: github.com/aws/aws-sdk-go
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: all
...

Signed-off-by: dependabot[bot] <support@github.com>

pkg/signature/kms/aws/go.mod

@@ -5,7 +5,7 @@ replace github.com/sigstore/sigstore => ../../../../
 go 1.20
 
 require (
-	github.com/aws/aws-sdk-go v1.50.35
+	github.com/aws/aws-sdk-go v1.51.1
 	github.com/aws/aws-sdk-go-v2 v1.25.3
 	github.com/aws/aws-sdk-go-v2/config v1.27.7
 	github.com/aws/aws-sdk-go-v2/service/kms v1.29.2

pkg/signature/kms/aws/go.sum

@@ -1,5 +1,5 @@
-github.com/aws/aws-sdk-go v1.50.35 h1:llQnNddBI/64pK7pwUFBoWYmg8+XGQUCs214eMbSDZc=
-github.com/aws/aws-sdk-go v1.50.35/go.mod h1:LF8svs817+Nz+DmiMQKTO3ubZ/6IaTpq3TjupRn3Eqk=
+github.com/aws/aws-sdk-go v1.51.1 h1:AFvTihcDPanvptoKS09a4yYmNtPm3+pXlk6uYHmZiFk=
+github.com/aws/aws-sdk-go v1.51.1/go.mod h1:LF8svs817+Nz+DmiMQKTO3ubZ/6IaTpq3TjupRn3Eqk=
 github.com/aws/aws-sdk-go-v2 v1.25.3 h1:xYiLpZTQs1mzvz5PaI6uR0Wh57ippuEthxS4iK5v0n0=
 github.com/aws/aws-sdk-go-v2 v1.25.3/go.mod h1:35hUlJVYd+M++iLI3ALmVwMOyRYMmRqUXpTtRGW+K9I=
 github.com/aws/aws-sdk-go-v2/config v1.27.7 h1:JSfb5nOQF01iOgxFI5OIKWwDiEXWTyTgg1Mm1mHi0A4=