build(deps): Bump oras.land/oras-go/v2 from 2.5.0 to 2.6.0 in /test/e2e

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

---
updated-dependencies:
- dependency-name: oras.land/oras-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>

Author: dependabot[bot]

test/e2e/go.mod

@@ -8,7 +8,7 @@ require (
 	github.com/onsi/ginkgo/v2 v2.23.4
 	github.com/onsi/gomega v1.37.0
 	github.com/opencontainers/image-spec v1.1.1
-	oras.land/oras-go/v2 v2.5.0
+	oras.land/oras-go/v2 v2.6.0
 )
 
 require (
@@ -24,7 +24,7 @@ require (
 	go.uber.org/automaxprocs v1.6.0 // indirect
 	golang.org/x/crypto v0.37.0 // indirect
 	golang.org/x/net v0.38.0 // indirect
-	golang.org/x/sync v0.13.0 // indirect
+	golang.org/x/sync v0.14.0 // indirect
 	golang.org/x/sys v0.32.0 // indirect
 	golang.org/x/text v0.24.0 // indirect
 	golang.org/x/tools v0.31.0 // indirect

test/e2e/go.sum

@@ -44,8 +44,8 @@ golang.org/x/crypto v0.37.0 h1:kJNSjF/Xp7kU0iB2Z+9viTPMW4EqqsrywMXLJOOsXSE=
 golang.org/x/crypto v0.37.0/go.mod h1:vg+k43peMZ0pUMhYmVAWysMK35e6ioLh3wB8ZCAfbVc=
 golang.org/x/net v0.38.0 h1:vRMAPTMaeGqVhG5QyLJHqNDwecKTomGeqbnfZyKlBI8=
 golang.org/x/net v0.38.0/go.mod h1:ivrbrMbzFq5J41QOQh0siUuly180yBYtLp+CKbEaFx8=
-golang.org/x/sync v0.13.0 h1:AauUjRAJ9OSnvULf/ARrrVywoJDy0YS2AwQ98I37610=
-golang.org/x/sync v0.13.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
+golang.org/x/sync v0.14.0 h1:woo0S4Yywslg6hp4eUFjTVOyKt0RookbpAHG4c1HmhQ=
+golang.org/x/sync v0.14.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
 golang.org/x/sys v0.32.0 h1:s77OFDvIQeibCmezSnk/q6iAfkdiQaJi4VzroCFrN20=
 golang.org/x/sys v0.32.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
 golang.org/x/text v0.24.0 h1:dd5Bzh4yt5KYA8f9CJHCP4FB4D51c2c6JvN37xJJkJ0=
@@ -59,5 +59,5 @@ gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-oras.land/oras-go/v2 v2.5.0 h1:o8Me9kLY74Vp5uw07QXPiitjsw7qNXi8Twd+19Zf02c=
-oras.land/oras-go/v2 v2.5.0/go.mod h1:z4eisnLP530vwIOUOJeBIj0aGI0L1C3d53atvCBqZHg=
+oras.land/oras-go/v2 v2.6.0 h1:X4ELRsiGkrbeox69+9tzTu492FMUu7zJQW6eJU+I2oc=
+oras.land/oras-go/v2 v2.6.0/go.mod h1:magiQDfG6H1O9APp+rOsvCPcW1GD2MM7vgnKY0Y+u1o=