fix(MeshTLS): fix shadow policy effect for MeshTLS (#12731)

## Motivation

We were not passing options for MeshTLS policy matching, because of this
shadow effect didn't work for it. I've also updated policy-gen tool to
prevent this from happening in the future.

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Signed-off-by: Marcin Skalski <[email protected]>

pkg/plugins/policies/meshtls/plugin/v1alpha1/plugin.go

@@ -42,7 +42,7 @@ func NewPlugin() core_plugins.Plugin {
 }
 
 func (p plugin) MatchedPolicies(dataplane *core_mesh.DataplaneResource, resources xds_context.Resources, opts ...core_plugins.MatchedPoliciesOption) (core_xds.TypedMatchingPolicies, error) {
-	return matchers.MatchedPolicies(api.MeshTLSType, dataplane, resources)
+	return matchers.MatchedPolicies(api.MeshTLSType, dataplane, resources, opts...)
 }
 
 func (p plugin) Apply(rs *core_xds.ResourceSet, ctx xds_context.Context, proxy *core_xds.Proxy) error {

tools/policy-gen/bootstrap/root.go

@@ -265,7 +265,7 @@ func NewPlugin() core_plugins.Plugin {
 func (p plugin) MatchedPolicies(dataplane *core_mesh.DataplaneResource, resources xds_context.Resources, opts ...core_plugins.MatchedPoliciesOption) (core_xds.TypedMatchingPolicies, error) {	{{- if not .generateTargetRef }}
 	panic("implement me")
 	{{- else }}
-	return matchers.MatchedPolicies(api.{{ .name }}Type, dataplane, resources)
+	return matchers.MatchedPolicies(api.{{ .name }}Type, dataplane, resources, opts...), nil
 	{{- end }}
 }