Bump github.com/open-policy-agent/opa in /services/gateway

Bumps [github.com/open-policy-agent/opa](https://github.com/open-policy-agent/opa) from 0.28.0 to 0.43.1.
- [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@v0.28.0...v0.43.1)

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

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

services/gateway/go.mod

@@ -9,58 +9,58 @@ require (
 	github.com/joonix/log v0.0.0-20180502111528-d2d3f2f4a806
 	github.com/lestrrat-go/jwx v1.2.0
 	github.com/minio/minio-go v6.0.14+incompatible
-	github.com/nats-io/nats.go v1.10.0
-	github.com/open-policy-agent/opa v0.28.0
-	github.com/prometheus/client_golang v1.10.0
+	github.com/nats-io/nats.go v1.19.0
+	github.com/open-policy-agent/opa v0.43.1
+	github.com/prometheus/client_golang v1.12.2
 	github.com/rs/cors v1.7.0
 	github.com/sirupsen/logrus v1.9.0
 	github.com/urfave/negroni v1.0.0
 	github.com/vulcand/oxy v1.3.0
 	golang.org/x/crypto v0.3.0
-	google.golang.org/protobuf v1.25.0 // indirect
+	google.golang.org/protobuf v1.28.0 // indirect
 	gopkg.in/h2non/gock.v1 v1.0.16
 )
 
 require (
 	github.com/BurntSushi/toml v0.3.1 // indirect
 	github.com/OneOfOne/xxhash v1.2.8 // indirect
+	github.com/agnivade/levenshtein v1.0.1 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
-	github.com/bytecodealliance/wasmtime-go v0.26.0 // indirect
-	github.com/cespare/xxhash/v2 v2.1.1 // indirect
+	github.com/cespare/xxhash/v2 v2.1.2 // indirect
 	github.com/decred/dcrd/dcrec/secp256k1/v3 v3.0.0 // indirect
 	github.com/ghodss/yaml v1.0.0 // indirect
-	github.com/go-ini/ini v1.57.0 // indirect
+	github.com/go-ini/ini v1.66.6 // indirect
 	github.com/gobwas/glob v0.2.3 // indirect
 	github.com/goccy/go-json v0.4.8 // indirect
-	github.com/golang/protobuf v1.4.3 // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/gorilla/websocket v1.4.2 // indirect
 	github.com/gravitational/trace v1.1.11 // indirect
 	github.com/h2non/parth v0.0.0-20190131123155-b4df798d6542 // indirect
-	github.com/jonboulle/clockwork v0.2.0 // indirect
+	github.com/jonboulle/clockwork v0.2.2 // indirect
 	github.com/lestrrat-go/backoff/v2 v2.0.7 // indirect
 	github.com/lestrrat-go/blackmagic v1.0.0 // indirect
 	github.com/lestrrat-go/httpcc v1.0.0 // indirect
 	github.com/lestrrat-go/iter v1.0.1 // indirect
 	github.com/lestrrat-go/option v1.0.0 // indirect
 	github.com/mailgun/multibuf v0.0.0-20150714184110-565402cd71fb // indirect
-	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369 // indirect
 	github.com/mitchellh/go-homedir v1.1.0 // indirect
-	github.com/nats-io/jwt v1.0.1 // indirect
-	github.com/nats-io/nkeys v0.2.0 // indirect
+	github.com/nats-io/nats-server/v2 v2.9.8 // indirect
+	github.com/nats-io/nkeys v0.3.0 // indirect
 	github.com/nats-io/nuid v1.0.1 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/prometheus/client_model v0.2.0 // indirect
-	github.com/prometheus/common v0.18.0 // indirect
-	github.com/prometheus/procfs v0.6.0 // indirect
+	github.com/prometheus/common v0.32.1 // indirect
+	github.com/prometheus/procfs v0.7.3 // indirect
 	github.com/rcrowley/go-metrics v0.0.0-20200313005456-10cdbea86bc0 // indirect
+	github.com/vektah/gqlparser/v2 v2.4.6 // indirect
 	github.com/vulcand/predicate v1.1.0 // 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 v0.0.0-20180916065949-5c77d914dd0b // indirect
+	github.com/yashtewari/glob-intersection v0.1.0 // indirect
 	golang.org/x/net v0.2.0 // indirect
 	golang.org/x/sys v0.2.0 // indirect
 	golang.org/x/term v0.2.0 // indirect
 	golang.org/x/text v0.4.0 // indirect
-	gopkg.in/ini.v1 v1.60.0 // indirect
-	gopkg.in/yaml.v2 v2.3.0 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
 )