Use versionless Qt cmake target

This makes it easier to build against both Qt5 and Qt6

GIT_SILENT

autotests/fakeserver/CMakeLists.txt

@@ -21,7 +21,7 @@ qt5_add_dbus_adaptor(
 )
 
 add_library(libboltfakeserver STATIC ${libboltfakeserver_SRCS})
-target_link_libraries(libboltfakeserver Qt5::Core Qt5::DBus Qt5::Test)
+target_link_libraries(libboltfakeserver Qt::Core Qt::DBus Qt::Test)
 set_target_properties(libboltfakeserver PROPERTIES OUTPUT_NAME boltfakeserver CXX_STANDARD 14)
 target_include_directories(libboltfakeserver PUBLIC "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>;$<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}>")
 
@@ -32,4 +32,4 @@ set(boltfakeserver_SRCS
 )
 
 add_executable(boltfakeserver ${boltfakeserver_SRCS})
-target_link_libraries(boltfakeserver libboltfakeserver Qt5::Core Qt5::DBus)
+target_link_libraries(boltfakeserver libboltfakeserver Qt::Core Qt::DBus)

autotests/kded/CMakeLists.txt

@@ -10,7 +10,7 @@ ecm_add_test(
     ${CMAKE_SOURCE_DIR}/src/kded/kded_bolt.cpp
     ${CMAKE_BINARY_DIR}/src/kded/kded_bolt_debug.cpp
     TEST_NAME kdedtest
-    LINK_LIBRARIES kbolt libboltfakeserver Qt5::Test Qt5::Core Qt5::DBus KF5::CoreAddons KF5::DBusAddons KF5::I18n KF5::Notifications
+    LINK_LIBRARIES kbolt libboltfakeserver Qt::Test Qt::Core Qt::DBus KF5::CoreAddons KF5::DBusAddons KF5::I18n KF5::Notifications
     NAME_PREFIX kbolt-kded-
 )
 set_target_properties(kdedtest PROPERTIES CXX_STANDARD 14)

autotests/lib/CMakeLists.txt

@@ -3,7 +3,7 @@ include(ECMAddTests)
 macro(add_libkbolt_test name)
     ecm_add_test(
         ${name}.cpp
-        LINK_LIBRARIES kbolt libboltfakeserver Qt5::Test Qt5::Core Qt5::DBus
+        LINK_LIBRARIES kbolt libboltfakeserver Qt::Test Qt::Core Qt::DBus
         NAME_PREFIX libkbolt-
     )
     set_target_properties(${name} PROPERTIES CXX_STANDARD 14)

src/lib/CMakeLists.txt

@@ -25,8 +25,8 @@ add_library(kbolt SHARED ${LIBKBOLT_SRCS})
 set_target_properties(kbolt PROPERTIES CXX_STANDARD 14)
 generate_export_header(kbolt)
 target_link_libraries(kbolt
-    Qt5::Core
-    Qt5::DBus
+    Qt::Core
+    Qt::DBus
     KF5::I18n
 )