Update auto-generated bindings to LDK 0.0.121
Fix race in peer connection in C++ demo app When we disconnect then immediately reconnect from one peer we may still get the second connection through before the disconnection is handled on the other end, causing connection failures. We fix this here by disconnecting on both ends before reconnecting.
Update auto-generated bindings to LDK 0.0.118
Update auto-generated bindings
Update auto-generated bindings to LDK 0.0.116