Link to AuthCore instead of Auth

Summary: it's a smaller library and provides everything we need

Test Plan: Compiles

Reviewers: apol

Reviewed By: apol

Subscribers: kwin

Tags: #kwin

Differential Revision: https://phabricator.kde.org/D19061

CMakeLists.txt

@@ -5,7 +5,7 @@ set(PROJECT_VERSION "5.15.80")
 set(PROJECT_VERSION_MAJOR 5)
 
 set(QT_MIN_VERSION "5.11.0")
-set(KF5_MIN_VERSION "5.54.0")
+set(KF5_MIN_VERSION "5.56.0")
 
 set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules ${CMAKE_MODULE_PATH} )
 

helpers/killer/CMakeLists.txt

@@ -8,7 +8,7 @@ add_executable(kwin_killer_helper ${kwin_killer_helper_SRCS})
 target_link_libraries(kwin_killer_helper
     Qt5::Widgets
     Qt5::X11Extras
-    KF5::Auth
+    KF5::AuthCore
     KF5::I18n
     KF5::WidgetsAddons
 )