chore: remove qt5 from release and copyright

Signed-off-by: Trial97 <alexandru.tripon97@gmail.com>

CMakeLists.txt

@@ -88,11 +88,6 @@ else()
     endif()
 endif()
 
-# Fix build with Qt 5.13
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DQT_NO_DEPRECATED_WARNINGS=Y")
-
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DQT_DISABLE_DEPRECATED_BEFORE=0x050C00")
-
 # Fix aarch64 build for toml++
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DTOML_ENABLE_FLOAT16=0")
 
@@ -334,11 +329,6 @@ if(Launcher_QT_VERSION_MAJOR EQUAL 6)
     set(QT_LIBEXECS_DIR ${QT${QT_VERSION_MAJOR}_INSTALL_PREFIX}/${QT${QT_VERSION_MAJOR}_INSTALL_LIBEXECS})
 endif()
 
-# NOTE: Qt 6 already sets this by default
-if (Qt5_POSITION_INDEPENDENT_CODE)
-    SET(CMAKE_POSITION_INDEPENDENT_CODE ON)
-endif()
-
 if(NOT Launcher_FORCE_BUNDLED_LIBS)
     # Find toml++
     find_package(tomlplusplus 3.2.0 QUIET)