fixup! plugin: Implement LSP selection for lsp_invoice

Author: cdecker

libs/gl-client-py/tests/test_plugin.py

@@ -234,4 +234,4 @@ def test_lsps_plugin_calls(clients, bitcoind, node_factory, lsps_server):
     # Only one routehint, with only one hop, the LSP to the destination
     assert len(inv.route_hints.route_hints) == 1
     rh = inv.route_hints.route_hints[0]
-    assert rh["pubkey"] == bytes.fromhex(lsp_id)
+    assert rh.pubkey == bytes.fromhex(lsp_id)

libs/gl-client/src/signer/resolve.rs

@@ -81,6 +81,11 @@ impl Resolver {
                     // TODO: Add `close_to` to allowlist for the close
                     // later on
                 }
+                (Message::SignInvoice(_l), Request::LspInvoice(_r)) => {
+		    // TODO: This could also need some
+		    // strengthening. See below.
+		    true
+		}
                 (Message::SignInvoice(_l), Request::Invoice(_r)) => {
                     // TODO: This could be strengthened by parsing the
                     // invoice from `l.u5bytes` and verify the