fixes hosted build

bsp_hosted/main.cpp

@@ -26,8 +26,6 @@ ServiceInterfaceStream sif::warning("WARNING", false);
 ServiceInterfaceStream sif::error("ERROR", false, true, true);
 #endif
 
-ObjectManagerIF *objectManager = nullptr;
-
 int main() {
 
     utility::commonInitPrint("Hosted", COMPILE_PRINTOUT);
@@ -38,7 +36,9 @@ int main() {
     sif::printInfo("Producing system objects..\n");
 #endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
 
-	objectManager = new ObjectManager(ObjectFactory::produce);
+    ObjectManager* objManager = ObjectManager::instance();
+    objManager->setObjectFactoryFunction(ObjectFactory::produce, nullptr);
+
 
 #if FSFW_CPP_OSTREAM_ENABLED == 1
     sif::info << "Objects created successfully.." << std::endl;
@@ -47,7 +47,7 @@ int main() {
     sif::printInfo("Objects created successfully..\n");
 #endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
 
-	objectManager->initialize();
+    objManager->initialize();
 
 #if FSFW_CPP_OSTREAM_ENABLED == 1
     sif::info << "Creating tasks.." << std::endl;