Do not show resize handle on standalone

Signed-off-by: falkTX <falktx@falktx.com>

src/CardinalCommon.cpp

@@ -29,6 +29,7 @@
 
 #include "AsyncDialog.hpp"
 #include "PluginContext.hpp"
+#include "DistrhoPluginUtils.hpp"
 
 #include <asset.hpp>
 #include <context.hpp>
@@ -58,6 +59,11 @@ namespace settings {
 int rateLimit = 0;
 }
 
+bool isStandalone()
+{
+    return std::strstr(getPluginFormatName(), "JACK") != nullptr;
+}
+
 #ifdef ARCH_WIN
 std::string getSpecialPath(const SpecialPath type)
 {