Fixed FTBFS caused by wrong #define.

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
(cherry picked from commit 51b4af5d81)

sip/qt/qstyle.sip

@@ -74,7 +74,7 @@ This takes only the <Literal>t</Literal> parameter and returns a tuple of the
 class TQStyleOption
 {
 %TypeHeaderCode
-#define ENABLE_TQSTYLECONTROLELEMENTDATA_SLOW_COPY 1
+#define ENABLE_QSTYLECONTROLELEMENTDATA_SLOW_COPY 1
 #include <tqstyle.h>
 %End
 
@@ -171,7 +171,7 @@ class TQStyleControlElementData;
 class TQStyleWidgetActionRequestData
 {
 %TypeHeaderCode
-#define ENABLE_TQSTYLECONTROLELEMENTDATA_SLOW_COPY 1
+#define ENABLE_QSTYLECONTROLELEMENTDATA_SLOW_COPY 1
 #include <tqstyle.h>
 %End
 
@@ -191,7 +191,7 @@ typedef TQStyleWidgetActionRequestData TQStyleApplicationActionRequestData;
 class TQStyle : TQObject
 {
 %TypeHeaderCode
-#define ENABLE_TQSTYLECONTROLELEMENTDATA_SLOW_COPY 1
+#define ENABLE_QSTYLECONTROLELEMENTDATA_SLOW_COPY 1
 #include <tqstyle.h>
 %End