Stub FindApp on Windows

src/openrct2/platform/Platform.Win32.cpp

@@ -30,6 +30,7 @@
 #    endif
 
 #    include "../OpenRCT2.h"
+#    include "../common.h"
 #    include "../core/Path.hpp"
 #    include "../core/String.hpp"
 #    include "Platform2.h"
@@ -520,6 +521,12 @@ namespace Platform
     {
         return false;
     }
+
+    bool FindApp(const std::string& app, std::string* output)
+    {
+        log_warning("FindApp not implemented for Windows!");
+        return false;
+    }
 } // namespace Platform
 
 #endif

src/openrct2/platform/Platform.macOS.mm

@@ -130,7 +130,6 @@ namespace Platform
         }
         return false;
     }
-
 }
 
 #endif