Fix mac build

src/rhi/qrhi.h

@@ -478,8 +478,8 @@ protected:
                 int sampleCount_, Flags flags_);
     Format m_format;
     QSize m_pixelSize;
-    Flags m_flags;
     int m_sampleCount;
+    Flags m_flags;
     void *m_reserved;
 };
 

src/rhi/qrhimetal_p.h

@@ -206,7 +206,7 @@ struct QMetalCommandBuffer : public QRhiCommandBuffer
     uint currentSrbGeneration;
     QRhiBuffer *currentIndexBuffer;
     quint32 currentIndexOffset;
-    QRhi::IndexFormat currentIndexFormat;
+    QRhiCommandBuffer::IndexFormat currentIndexFormat;
 
     void resetState();
 };