mod: add temp sqldb replace

go.mod

@@ -207,6 +207,10 @@ replace github.com/gogo/protobuf => github.com/gogo/protobuf v1.3.2
 // allows us to specify that as an option.
 replace google.golang.org/protobuf => github.com/lightninglabs/protobuf-go-hex-display v1.30.0-hex-display
 
+// Temporary replace until https://github.com/lightningnetwork/lnd/pull/9647 is
+// merged.
+replace github.com/lightningnetwork/lnd/sqldb => ./sqldb
+
 // If you change this please also update docs/INSTALL.md and GO_VERSION in
 // Makefile (then run `make lint` to see where else it needs to be updated as
 // well).