Upgrade dependent version: github.com/open-policy-agent/opa (#5315)

Upgrade dependent version: github.com/open-policy-agent/opa v0.18.0 -> v0.45.0

Signed-off-by: hongzhouzi <hongzhouzi@kubesphere.io>

Signed-off-by: hongzhouzi <hongzhouzi@kubesphere.io>

vendor/github.com/open-policy-agent/opa/internal/jwx/jws/interface.go

@@ -0,0 +1,22 @@
+package jws
+
+// Message represents a full JWS encoded message. Flattened serialization
+// is not supported as a struct, but rather it's represented as a
+// Message struct with only one `Signature` element.
+//
+// Do not expect to use the Message object to verify or construct a
+// signed payloads with. You should only use this when you want to actually
+// want to programmatically view the contents for the full JWS Payload.
+//
+// To sign and verify, use the appropriate `SignWithOption()` nad `Verify()` functions
+type Message struct {
+	Payload    []byte       `json:"payload"`
+	Signatures []*Signature `json:"signatures,omitempty"`
+}
+
+// Signature represents the headers and signature of a JWS message
+type Signature struct {
+	Headers   Headers `json:"header,omitempty"`    // Unprotected Headers
+	Protected Headers `json:"Protected,omitempty"` // Protected Headers
+	Signature []byte  `json:"signature,omitempty"` // GetSignature
+}