loader: Ignore patches on NRO and DRD

src/core/loader/deconstructed_rom_directory.cpp

@@ -189,4 +189,8 @@ ResultStatus AppLoader_DeconstructedRomDirectory::ReadTitle(std::string& title)
     return ResultStatus::Success;
 }
 
+bool AppLoader_DeconstructedRomDirectory::IsRomFSUpdatable() {
+    return false;
+}
+
 } // namespace Loader

src/core/loader/deconstructed_rom_directory.h

@@ -44,6 +44,7 @@ public:
     ResultStatus ReadIcon(std::vector<u8>& buffer) override;
     ResultStatus ReadProgramId(u64& out_program_id) override;
     ResultStatus ReadTitle(std::string& title) override;
+    bool IsRomFSUpdatable() override;
 
 private:
     FileSys::ProgramMetadata metadata;

src/core/loader/nro.cpp

@@ -232,4 +232,9 @@ ResultStatus AppLoader_NRO::ReadTitle(std::string& title) {
     title = nacp->GetApplicationName();
     return ResultStatus::Success;
 }
+
+bool AppLoader_NRO::IsRomFSUpdatable() {
+    return false;
+}
+
 } // namespace Loader

src/core/loader/nro.h

@@ -39,6 +39,7 @@ public:
     ResultStatus ReadProgramId(u64& out_program_id) override;
     ResultStatus ReadRomFS(FileSys::VirtualFile& dir) override;
     ResultStatus ReadTitle(std::string& title) override;
+    bool IsRomFSUpdatable() override;
 
 private:
     bool LoadNro(FileSys::VirtualFile file, VAddr load_base);