Doc: update qml module version to 5.5.

And remove import statements from snippets.

Change-Id: I109beabd445186f96f0750b6f23fb623c125181e
Task-number: QTBUG-47620
Reviewed-by: Venugopal Shivashankar <venugopal.shivashankar@digia.com>
Reviewed-by: Topi Reiniö <topi.reinio@digia.com>

src/multimedia/audio/qsoundeffect.cpp

@@ -83,8 +83,6 @@ QT_BEGIN_NAMESPACE
     \ingroup multimedia_audio_qml
     \inqmlmodule QtMultimedia
 
-    SoundEffect is part of the \b{QtMultimedia 5.0} module.
-
     This type allows you to play uncompressed audio files (typically WAV files) in
     a generally lower latency way, and is suitable for "feedback" type sounds in
     response to user actions (e.g. virtual keyboard sounds, positive or negative

src/multimedia/doc/snippets/multimedia-snippets/soundeffect.qml

@@ -31,10 +31,10 @@
 **
 ****************************************************************************/
 
-//! [complete snippet]
 import QtQuick 2.0
-import QtMultimedia 5.0
+import QtMultimedia 5.5
 
+//! [complete snippet]
 Text {
     text: "Click Me!";
     font.pointSize: 24;

src/multimedia/doc/src/cameraoverview.qdoc

@@ -102,9 +102,6 @@ In QML, use the \l{QtMultimedia::QtMultimedia::availableCameras}{QtMultimedia.av
 property:
 
 \qml
-import QtQuick 2.0
-import QtMultimedia 5.4
-
 Item {
     property bool isCameraAvailable: QtMultimedia.availableCameras.length > 0
 }
@@ -163,9 +160,6 @@ In QML, you can use \l Camera and \l VideoOutput together to show a
 simple viewfinder:
 
 \qml
-import QtQuick 2.0
-import QtMultimedia 5.4
-
 VideoOutput {
     source: camera
 

src/multimedia/doc/src/multimedia.qdoc

@@ -177,7 +177,7 @@ what changed, and what you might need to change when porting code.
 \section2 QML Types
 The QML types are accessed by using:
 \code
-import QtMultimedia 5.4
+import QtMultimedia 5.5
 \endcode
 \annotatedlist multimedia_qml
 The following types are accessed by using \l{Qt Audio Engine QML Types}{Qt Audio Engine}:

src/multimedia/doc/src/plugins/qml-multimedia.qdoc

@@ -54,10 +54,6 @@
 
     \qml
 
-    import QtQuick 2.0
-    import QtMultimedia 5.0
-    // ...
-
     Item {
         width: 640
         height: 360
@@ -196,9 +192,6 @@
 
     \qml
 
-    import QtQuick 2.0
-    import QtMultimedia 5.0
-
     Item {
         width: 640
         height: 360

src/multimedia/doc/src/qtmultimedia-index.qdoc

@@ -46,7 +46,7 @@
     import statement in your \c {.qml} file.
 
     \code
-     import QtMultimedia 5.4
+     import QtMultimedia 5.5
     \endcode
 
     If you intend to use the C++ classes in your application, include the C++

src/multimedia/doc/src/qtmultimedia5.qdoc

@@ -26,7 +26,7 @@
 ****************************************************************************/
 
 /*!
-\qmlmodule QtMultimedia 5.4
+\qmlmodule QtMultimedia 5.5
 \title Qt Multimedia QML Types
 \ingroup qmlmodules
 \brief Provides QML types for multimedia support.
@@ -42,7 +42,7 @@ The QML types for \l{Qt Multimedia} support the basic use cases such as:
 The QML types can be imported into your application using the following import
 statement in your .qml file:
 \code
-import QtMultimedia 5.4
+import QtMultimedia 5.5
 \endcode
 
 \section1 QML types