Fix self-delete to run only after successful extraction (v1.1.1).

Only remove PatchExtractor.nro on exit when the Done screen was reached;
early quit no longer deletes the NRO. Drop the ineffective mid-run self-delete.

source/main.cpp

@@ -20,6 +20,8 @@ int main(int argc, char* argv[]) {
 
     while (brls::Application::mainLoop()) {}
 
-    PatchExtractor::tryDeleteSelfOnExit();
+    if (PatchActivity::shouldDeleteSelfOnExit())
+        PatchExtractor::tryDeleteSelfOnExit();
+
     return 0;
 }