build: add new WASM specific release/build tags

We need to drop things like postgres+etcd, as they don't understand the
WASM/JS build target.

make/release_flags.mk

@@ -39,6 +39,8 @@ windows-arm
 
 RELEASE_TAGS = autopilotrpc signrpc walletrpc chainrpc invoicesrpc watchtowerrpc monitoring kvdb_postgres kvdb_etcd
 
+WASM_RELEASE_TAGS = autopilotrpc signrpc walletrpc chainrpc invoicesrpc watchtowerrpc monitoring
+
 # One can either specify a git tag as the version suffix or one is generated
 # from the current date.
 ifneq ($(tag),)