Fix link for feature discovery in DIDComm protocols (#704)

documentation/docs/specs/didcomm/overview.md

@@ -56,7 +56,7 @@ In addition to the protocols defined in this specification, we RECOMMEND impleme
 
 | Name | Version | Description |
 | :--- | :---: | :--- | 
-| [Discover Features](https://github.com/decentralized-identity/didcomm-messaging/blob/9039564e143380a0085a788b6dfd20e63873b9ca/docs/spec-files/feature_discovery.md) | 1.0 | Describes how agents can query one another to discover which features they support, and to what extent. |
+| [Discover Features](https://github.com/decentralized-identity/didcomm-messaging/blob/ef997c9d3cd1cd24eb182ffa2930a095d3b856a9/docs/spec-files/feature_discovery.md) | 2.0 | Describes how agents can query one another to discover which features they support, and to what extent. |
 | [Trust Ping](https://github.com/decentralized-identity/didcomm-messaging/blob/9039564e143380a0085a788b6dfd20e63873b9ca/docs/spec-files/trustping.md) | 1.0 | A standard way for agents to test connectivity, responsiveness, and security of a DIDComm channel. | 
 
 ## Resources

documentation/docs/specs/didcomm/protocols/connection.md

@@ -20,7 +20,7 @@ Allows establishment of a [DIDComm connection](https://identity.foundation/didco
 ### Relationships
 - [Termination](./termination): the DIDComm connection may be gracefully concluded using the [termination protocol](./termination).
 - [Authentication](./authentication): the authentication protocol can be used to authenticate parties participating in the established [connection](./connection).
-- [Feature Discovery](./feature-discovery): feature discovery can be used to learn about the capabilities of the other party after connection.
+- [Feature Discovery](https://github.com/decentralized-identity/didcomm-messaging/blob/ef997c9d3cd1cd24eb182ffa2930a095d3b856a9/docs/spec-files/feature_discovery.md): feature discovery can be used to learn about the capabilities of the other party after connection.
 
 ### Example Use-Cases