Bump version

Change-Id: I930e3fdd98f6a32a130ddcf671cf68f61d0c225d

.qmake.conf

@@ -4,4 +4,4 @@ CONFIG += warning_clean
 QT_SOURCE_TREE = $$PWD
 QT_BUILD_TREE = $$shadowed($$PWD)
 
-MODULE_VERSION = 5.11.0
+MODULE_VERSION = 5.12.0

src/corelib/serialization/qdatastream.cpp

@@ -564,6 +564,7 @@ void QDataStream::setByteOrder(ByteOrder bo)
     \value Qt_5_9 Same as Qt_5_6
     \value Qt_5_10 Same as Qt_5_6
     \value Qt_5_11 Same as Qt_5_6
+    \value Qt_5_12 Same as Qt_5_6
     \omitvalue Qt_DefaultCompiledVersion
 
     \sa setVersion(), version()

src/corelib/serialization/qdatastream.h

@@ -98,10 +98,11 @@ public:
         Qt_5_9 = Qt_5_8,
         Qt_5_10 = Qt_5_9,
         Qt_5_11 = Qt_5_10,
-#if QT_VERSION >= 0x050c00
+        Qt_5_12 = Qt_5_11,
+#if QT_VERSION >= 0x050d00
 #error Add the datastream version for this Qt version and update Qt_DefaultCompiledVersion
 #endif
-        Qt_DefaultCompiledVersion = Qt_5_11
+        Qt_DefaultCompiledVersion = Qt_5_12
     };
 
     enum ByteOrder {