CI: fix build on debian (explicitely add Core)

CMakeLists.txt

@@ -31,8 +31,8 @@ set(CMAKE_AUTORCC ON)
 set(THREADS_PREFER_PTHREAD_FLAG ON)
 
 # Find Qt dependencies
-find_package(QT NAMES Qt6 Qt5      COMPONENTS Widgets REQUIRED)
-find_package(Qt${QT_VERSION_MAJOR} COMPONENTS Widgets REQUIRED)
+find_package(QT NAMES Qt6 Qt5      COMPONENTS Widgets Core REQUIRED)
+find_package(Qt${QT_VERSION_MAJOR} COMPONENTS Widgets Core REQUIRED)
 
 # Find others dependencies
 find_library(AVCODEC_LIBRARY    avcodec     4.0 REQUIRED)
@@ -64,7 +64,10 @@ else()
 endif()
 
 # Link dependencies to Vivy
-target_link_libraries(Vivy PRIVATE Qt${QT_VERSION_MAJOR}::Widgets)
+target_link_libraries(Vivy PRIVATE
+    Qt${QT_VERSION_MAJOR}::Widgets
+    Qt${QT_VERSION_MAJOR}::Core
+)
 target_link_libraries(Vivy PRIVATE ${AVCODEC_LIBRARY})
 target_link_libraries(Vivy PRIVATE ${AVUTIL_LIBRARY})
 target_link_libraries(Vivy PRIVATE ${SWRESAMPLE_LIBRARY})