Bump github.com/open-policy-agent/opa from 0.66.0 to 0.68.0

Bumps [github.com/open-policy-agent/opa](https://github.com/open-policy-agent/opa) from 0.66.0 to 0.68.0.
- [Release notes](https://github.com/open-policy-agent/opa/releases)
- [Changelog](https://github.com/open-policy-agent/opa/blob/main/CHANGELOG.md)
- [Commits](open-policy-agent/opa@v0.66.0...v0.68.0)

---
updated-dependencies:
- dependency-name: github.com/open-policy-agent/opa
  dependency-type: direct:production
...

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

go.mod

@@ -10,13 +10,13 @@ require (
 	github.com/hyperledger/fabric-protos-go-apiv2 v0.3.3
 	github.com/onsi/ginkgo/v2 v2.19.0
 	github.com/onsi/gomega v1.33.1
-	github.com/open-policy-agent/opa v0.66.0
+	github.com/open-policy-agent/opa v0.68.0
 	github.com/opentracing/opentracing-go v1.2.0
 	github.com/pkg/errors v0.9.1
-	github.com/prometheus/client_golang v1.19.1
+	github.com/prometheus/client_golang v1.20.2
 	github.com/sirupsen/logrus v1.9.3
 	github.com/uber/jaeger-client-go v2.30.0+incompatible
-	golang.org/x/time v0.5.0
+	golang.org/x/time v0.6.0
 	google.golang.org/grpc v1.66.2
 	google.golang.org/protobuf v1.34.2
 	gopkg.in/alecthomas/kingpin.v2 v2.2.6
@@ -31,6 +31,7 @@ require (
 	github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
+	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
 	github.com/go-ini/ini v1.67.0 // indirect
 	github.com/go-logr/logr v1.4.2 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
@@ -39,28 +40,30 @@ require (
 	github.com/google/go-cmp v0.6.0 // indirect
 	github.com/google/pprof v0.0.0-20240424215950-a892ee059fd6 // indirect
 	github.com/gorilla/mux v1.8.1 // indirect
+	github.com/klauspost/compress v1.17.9 // indirect
+	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/prometheus/client_model v0.6.1 // indirect
-	github.com/prometheus/common v0.48.0 // indirect
-	github.com/prometheus/procfs v0.12.0 // indirect
+	github.com/prometheus/common v0.55.0 // indirect
+	github.com/prometheus/procfs v0.15.1 // indirect
 	github.com/rcrowley/go-metrics v0.0.0-20201227073835-cf1acfcdf475 // indirect
 	github.com/stretchr/objx v0.5.0 // indirect
 	github.com/tchap/go-patricia/v2 v2.3.1 // indirect
 	github.com/uber/jaeger-lib v2.4.1+incompatible // indirect
 	github.com/xeipuuv/gojsonpointer v0.0.0-20190905194746-02993c407bfb // indirect
 	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
 	github.com/yashtewari/glob-intersection v0.2.0 // indirect
-	go.opentelemetry.io/otel v1.21.0 // indirect
-	go.opentelemetry.io/otel/metric v1.21.0 // indirect
-	go.opentelemetry.io/otel/sdk v1.21.0 // indirect
-	go.opentelemetry.io/otel/trace v1.21.0 // indirect
+	go.opentelemetry.io/otel v1.28.0 // indirect
+	go.opentelemetry.io/otel/metric v1.28.0 // indirect
+	go.opentelemetry.io/otel/sdk v1.28.0 // indirect
+	go.opentelemetry.io/otel/trace v1.28.0 // indirect
 	go.uber.org/atomic v1.11.0 // indirect
-	golang.org/x/net v0.26.0 // indirect
-	golang.org/x/sys v0.21.0 // indirect
-	golang.org/x/text v0.16.0 // indirect
+	golang.org/x/net v0.28.0 // indirect
+	golang.org/x/sys v0.23.0 // indirect
+	golang.org/x/text v0.17.0 // indirect
 	golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d // indirect
-	google.golang.org/genproto/googleapis/api v0.0.0-20240604185151-ef581f913117 // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20240604185151-ef581f913117 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20240701130421-f6361c86f094 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20240701130421-f6361c86f094 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 	sigs.k8s.io/yaml v1.4.0 // indirect
 )