build(deps): Bump github.com/tink-crypto/tink-go/v2 from 2.5.0 to 2.6.0 (#2761)

Bumps [github.com/tink-crypto/tink-go/v2](https://github.com/tink-crypto/tink-go) from 2.5.0 to 2.6.0.
- [Release notes](https://github.com/tink-crypto/tink-go/releases)
- [Commits](tink-crypto/tink-go@v2.5.0...v2.6.0)

---
updated-dependencies:
- dependency-name: github.com/tink-crypto/tink-go/v2
  dependency-version: 2.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

go.mod

@@ -74,7 +74,7 @@ require (
 	github.com/stretchr/testify v1.11.1
 	github.com/tink-crypto/tink-go-awskms/v2 v2.1.0
 	github.com/tink-crypto/tink-go-gcpkms/v2 v2.2.0
-	github.com/tink-crypto/tink-go/v2 v2.5.0
+	github.com/tink-crypto/tink-go/v2 v2.6.0
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20251222181119-0a764e51fe1b
 )
 

go.sum

@@ -490,8 +490,8 @@ github.com/tink-crypto/tink-go-awskms/v2 v2.1.0 h1:N9UxlsOzu5mttdjhxkDLbzwtEecuX
 github.com/tink-crypto/tink-go-awskms/v2 v2.1.0/go.mod h1:PxSp9GlOkKL9rlybW804uspnHuO9nbD98V/fDX4uSis=
 github.com/tink-crypto/tink-go-gcpkms/v2 v2.2.0 h1:3B9i6XBXNTRspfkTC0asN5W0K6GhOSgcujNiECNRNb0=
 github.com/tink-crypto/tink-go-gcpkms/v2 v2.2.0/go.mod h1:jY5YN2BqD/KSCHM9SqZPIpJNG/u3zwfLXHgws4x2IRw=
-github.com/tink-crypto/tink-go/v2 v2.5.0 h1:B8KLF6AofxdBIE4UJIaFbmoj5/1ehEtt7/MmzfI4Zpw=
-github.com/tink-crypto/tink-go/v2 v2.5.0/go.mod h1:2WbBA6pfNsAfBwDCggboaHeB2X29wkU8XHtGwh2YIk8=
+github.com/tink-crypto/tink-go/v2 v2.6.0 h1:+KHNBHhWH33Vn+igZWcsgdEPUxKwBMEe0QC60t388v4=
+github.com/tink-crypto/tink-go/v2 v2.6.0/go.mod h1:2WbBA6pfNsAfBwDCggboaHeB2X29wkU8XHtGwh2YIk8=
 github.com/transparency-dev/merkle v0.0.2 h1:Q9nBoQcZcgPamMkGn7ghV8XiTZ/kRxn1yCG81+twTK4=
 github.com/transparency-dev/merkle v0.0.2/go.mod h1:pqSy+OXefQ1EDUVmAJ8MUhHB9TXGuzVAT58PqBoHz1A=
 github.com/ulikunitz/xz v0.5.14 h1:uv/0Bq533iFdnMHZdRBTOlaNMdb1+ZxXIlHDZHIHcvg=