Use store V3 to improve reliability for Relay

[plopezlpz]

Problem

Use store v3 in status-go to improve reliability for relay

Ensure that MVDS is used in all direct message scenarios:

• 1:1 message
• community join request/response
• group chats
• contact request/response

Implementation

Use store v3 recently implemented in go-waku inside status-go.

Acceptance Criteria

Store v3 is used in status-go and tests implemented

[chaitanyaprem]

@plopezlpz this is completed since we do frequent check for missing messages and also confirmations of sent messages via storev3.
is there something pending , else we can close this.

[kaichaosun]

I believe it's finished, feel free to reopen if more work needs to be done.