Expect GetContext for context v2 resources

The getter interfaces for v2-context-only resources was incorrect and it
expected us to have a parameter called contextv2. This won't work for
our use-cases.

This fixes the accessor, thus making the compat middleware work.

Signed-off-by: Juan Antonio Osorio <[email protected]>

internal/controlplane/common.go

@@ -47,7 +47,7 @@ type HasProtoContextV2Compat interface {
 
 // HasProtoContextV2 is an interface that can be implemented by a request
 type HasProtoContextV2 interface {
-	GetContextV2() *pb.ContextV2
+	GetContext() *pb.ContextV2
 }
 
 // HasProtoContext is an interface that can be implemented by a request