fix parallel builds

Makefile

@@ -23,29 +23,32 @@ go.bench.dqlite:
 ## Static Builds
 static: bin/static/k8s-dqlite bin/static/dqlite
 
-bin/static/k8s-dqlite: $(GO_SOURCES)
+deps/static/lib/libdqlite.a:
+	./hack/static-dqlite.sh
+
+bin/static/k8s-dqlite: deps/static/lib/libdqlite.a $(GO_SOURCES)
 	mkdir -p bin/static
 	./hack/static-go-build.sh -o bin/static/k8s-dqlite ./k8s-dqlite.go
 
-bin/static/dqlite:
+bin/static/dqlite: deps/static/lib/libdqlite.a
 	mkdir -p bin/static
 	rm -rf build/go-dqlite
 	git clone https://github.com/canonical/go-dqlite --depth 1 -b v1.20.0 build/go-dqlite
 	cd build/go-dqlite && ../../hack/static-go-build.sh -o ../../bin/static/dqlite ./cmd/dqlite
 
 ## Dynamic Builds
-dynamic: bin/dynamic/k8s-dqlite bin/dynamic/dqlite bin/dynamic/lib/libdqlite.so
+dynamic: bin/dynamic/k8s-dqlite bin/dynamic/dqlite
 
 bin/dynamic/lib/libdqlite.so:
 	mkdir -p bin/dynamic/lib
 	./hack/dynamic-dqlite.sh
 	cp -rv ./deps/dynamic/lib/* ./bin/dynamic/lib/
 
-bin/dynamic/k8s-dqlite: $(GO_SOURCES)
+bin/dynamic/k8s-dqlite: bin/dynamic/lib/libdqlite.so $(GO_SOURCES)
 	mkdir -p bin/dynamic
 	./hack/dynamic-go-build.sh -o bin/dynamic/k8s-dqlite ./k8s-dqlite.go
 
-bin/dynamic/dqlite:
+bin/dynamic/dqlite: bin/dynamic/lib/libdqlite.so
 	mkdir -p bin/dynamic
 	rm -rf build/go-dqlite
 	git clone https://github.com/canonical/go-dqlite --depth 1 -b v1.20.0 build/go-dqlite