Doc: Indent by 4, not 3, spaces

By convention, documentation in Qt is indented by 4 spaces. The landing
page for Qt Speech, however, indents by 3 spaces. This makes copying
landing page content from other modules more cumbersome, as it is
visually "noisy".

Increase the indentation by one space.

Pick-to: 6.5
Task-number: QTBUG-114099
Change-Id: I56223c1bebff226fa2e9de8115c15f961635d89e
Reviewed-by: Topi Reiniö <topi.reinio@qt.io>

1 files changed, 38 insertions, 38 deletions

diff --git a/src/tts/doc/src/qttexttospeech-index.qdoc b/src/tts/doc/src/qttexttospeech-index.qdoc
index 2bb5cbb..3518faa 100644
--- a/src/tts/doc/src/qttexttospeech-index.qdoc
+++ b/src/tts/doc/src/qttexttospeech-index.qdoc
@@ -2,63 +2,63 @@
 // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 /*!
-   \page qttexttospeech-index.html
-   \title Qt TextToSpeech
-   \brief The Qt TextToSpeech module enables access to text-to-speech engines
+    \page qttexttospeech-index.html
+    \title Qt TextToSpeech
+    \brief The Qt TextToSpeech module enables access to text-to-speech engines
 
-   The Qt \TextToSpeech module enables a Qt application to read out text by
-   using speech synthesis. This is especially useful in scenarios where the
-   end-user cannot access the application's visual interface, for example, when
-   driving or operating machinery. In such setups, the module can be used to
-   read out incoming notifications or to provide turn-by-turn navigation
-   instructions.
+    The Qt \TextToSpeech module enables a Qt application to read out text by
+    using speech synthesis. This is especially useful in scenarios where the
+    end-user cannot access the application's visual interface, for example, when
+    driving or operating machinery. In such setups, the module can be used to
+    read out incoming notifications or to provide turn-by-turn navigation
+    instructions.
 
-   The module does not provide a text-to-speech engine itself. Instead, it
-   uses engines native to the operating system. See \l{Qt TextToSpeech Engines}
-   for more details about this.
+    The module does not provide a text-to-speech engine itself. Instead, it
+    uses engines native to the operating system. See \l{Qt TextToSpeech Engines}
+    for more details about this.
 
-   \section1 Using the Module
+    \section1 Using the Module
 
-   \section2 QML API
+    \section2 QML API
 
-   \include {module-use.qdocinc} {using the qml api} {QtTextToSpeech}
+    \include {module-use.qdocinc} {using the qml api} {QtTextToSpeech}
 
-   \section2 C++ API
+    \section2 C++ API
 
-   \include {module-use.qdocinc} {using the c++ api}
+    \include {module-use.qdocinc} {using the c++ api}
 
-   \section3 Building with CMake
+    \section3 Building with CMake
 
-   \include {module-use.qdocinc} {building with cmake} {TextToSpeech}
+    \include {module-use.qdocinc} {building with cmake} {TextToSpeech}
 
-   \section3 Building with qmake
+    \section3 Building with qmake
 
-   \include {module-use.qdocinc} {building_with_qmake} {texttospeech}
+    \include {module-use.qdocinc} {building_with_qmake} {texttospeech}
 
-   \section1 Overviews and Important Topics
+    \section1 Overviews and Important Topics
 
-   \list
-      \li \l{Changes to Qt TextToSpeech}{Changes in Qt 6}
-   \endlist
+    \list
+        \li \l{Changes to Qt TextToSpeech}{Changes in Qt 6}
+    \endlist
 
-   \section1 QML Types
+    \section1 QML Types
 
-   The following lists some important QML types.
+    The following lists some important QML types.
 
-   \generatelist qmltypesbymodule QtTextToSpeech
+    \generatelist qmltypesbymodule QtTextToSpeech
 
-   \section1 C++ Classes
+    \section1 C++ Classes
 
-   The following lists some important C++ Classes.
+    The following lists some important C++ Classes.
 
-   \generatelist classesbymodule QtTextToSpeech
+    \generatelist classesbymodule QtTextToSpeech
 
-   \section1 Reference and Examples
+    \section1 Reference and Examples
 
-   \list
-      \li \l{Qt TextToSpeech QML Types}{QML Types}
-      \li \l{Qt TextToSpeech C++ Classes}{C++ Classes}
-      \li \l{Qt TextToSpeech Examples}{Examples}
-      \li \l{Qt TextToSpeech Engines}{Engine Documentation}
-   \endlist
+    \list
+        \li \l{Qt TextToSpeech QML Types}{QML Types}
+        \li \l{Qt TextToSpeech C++ Classes}{C++ Classes}
+        \li \l{Qt TextToSpeech Examples}{Examples}
+        \li \l{Qt TextToSpeech Engines}{Engine Documentation}
+    \endlist
 */