build: pin healthcheck and kvdb modules temporarily

This is to ensure that the added functionality works correctly and
should be removed once these changes are merged and the packages are
tagged.

go.mod

@@ -207,6 +207,12 @@ replace google.golang.org/protobuf => github.com/lightninglabs/protobuf-go-hex-d
 // Temporary replace until the next version of sqldb is tagged.
 replace github.com/lightningnetwork/lnd/sqldb => ./sqldb
 
+// Temporary replace until the next version of healthcheck is tagged.
+replace github.com/lightningnetwork/lnd/healthcheck => ./healthcheck
+
+// Temporary replace until the next version of kvdb is tagged.
+replace github.com/lightningnetwork/lnd/kvdb => ./kvdb
+
 // If you change this please also update .github/pull_request_template.md and
 // docs/INSTALL.md.
 go 1.21.4