Add changes file for Qt 5.14.1

+ b7b979d173 bluez: Fix out of sync property cache
+ 85bbb2e2e0 Fix a few compiler warnings in lowenergydescriptor unit test
+ 27c0ae9ff9 bluez-dbus: Invalidate btle service when it has disappeared
+ f7075bc453 Fix warning in QBluetoothServer on Linux
+ 0313535fd9 Android: Fix failing re-addvertisement of BTLE service after disconnect
+ b74345a74c Bump version
+ 8159beeeb3 Add binary compatibility files for qtconnectivity 5.14 branch

Change-Id: I9e23fef36b1d9125a4e27c7c3cf43680a2f277da
Reviewed-by: Alex Blasche <alexander.blasche@qt.io>

dist/changes-5.14.1

@@ -0,0 +1,25 @@
+Qt 5.14.1 is a bug-fix release. It maintains both forward and backward
+compatibility (source and binary) with Qt 5.14.0.
+
+For more details, refer to the online documentation included in this
+distribution. The documentation is also available online:
+
+https://doc.qt.io/qt-5/index.html
+
+The Qt version 5.14 series is binary compatible with the 5.13.x series.
+Applications compiled for 5.13 will continue to run with 5.14.
+
+Some of the changes listed in this file include issue tracking numbers
+corresponding to tasks in the Qt Bug Tracker:
+
+https://bugreports.qt.io/
+
+Each of these identifiers can be entered in the bug tracker to obtain more
+information about a particular change.
+
+****************************************************************************
+*                               QtBluetooth                                *
+****************************************************************************
+
+ - BlueZ-DBus:
+   * Invalidate btle service when it has disappeared