Doc: Use qt_add_executable() not add_executable() in snippets

Changes code snippets that are visible in the docs.

Task-number: QTBUG-113116
Change-Id: If743234bfe6947acf02307bf1144daad4fba5d73
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
(cherry picked from commit 3abfd4aa7c709202dbbd0d24f3a0cf4f6108fea5)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

src/corelib/doc/snippets/cmake-macros/examples.cmake

@@ -4,17 +4,17 @@
 #! [qt_wrap_cpp]
 set(SOURCES myapp.cpp main.cpp)
 qt_wrap_cpp(SOURCES myapp.h)
-add_executable(myapp ${SOURCES})
+qt_add_executable(myapp ${SOURCES})
 #! [qt_wrap_cpp]
 
 #! [qt_add_resources]
 set(SOURCES main.cpp)
 qt_add_resources(SOURCES example.qrc)
-add_executable(myapp ${SOURCES})
+qt_add_executable(myapp ${SOURCES})
 #! [qt_add_resources]
 
 #! [qt_add_resources_target]
-add_executable(myapp main.cpp)
+qt_add_executable(myapp main.cpp)
 qt_add_resources(myapp "images"
     PREFIX "/images"
     FILES image1.png image2.png)
@@ -28,7 +28,7 @@ qt_add_big_resources(SOURCES big_resource.qrc)
 list(APPEND SOURCES big_resource.qrc)
 set_property(SOURCE big_resource.qrc PROPERTY SKIP_AUTORCC ON)
 
-add_executable(myapp ${SOURCES})
+qt_add_executable(myapp ${SOURCES})
 #! [qt_add_big_resources]
 
 #! [qt_add_binary_resources]
@@ -41,7 +41,7 @@ qt_generate_moc(main.cpp main.moc TARGET myapp)
 #! [qt_generate_moc]
 
 #! [qt_import_plugins]
-add_executable(myapp main.cpp)
+qt_add_executable(myapp main.cpp)
 target_link_libraries(myapp Qt::Gui Qt::Sql)
 qt_import_plugins(myapp
     INCLUDE Qt::QCocoaIntegrationPlugin

src/testlib/doc/snippets/code/doc_src_cmakelists.txt

@@ -8,7 +8,7 @@ set(CMAKE_AUTOMOC ON)
 
 enable_testing(true)
 
-add_executable(mytest tst_mytest.cpp)
+qt_add_executable(mytest tst_mytest.cpp)
 add_test(NAME mytest COMMAND mytest)
 
 target_link_libraries(mytest PRIVATE Qt::Test)

src/widgets/doc/snippets/cmake-macros/examples.cmake

@@ -4,5 +4,5 @@
 #! [qt_wrap_ui]
 set(SOURCES mainwindow.cpp main.cpp)
 qt_wrap_ui(SOURCES mainwindow.ui)
-add_executable(myapp ${SOURCES})
+qt_add_executable(myapp ${SOURCES})
 #! [qt_wrap_ui]