Helper to load plugins internally, save some DFU?

lib/toolbox/load_plugin.h

@@ -0,0 +1,10 @@
+#pragma once
+
+#include <flipper_application/plugins/plugin_manager.h>
+
+bool load_plugin(
+    const char* appid,
+    uint32_t version,
+    const char* name,
+    void* entry_point,
+    PluginManager** plugin_manager);