internal: fix a few asan reported leaks on exit of hyprland (#5852)

* notifications: free cairo images on destruction

asan reports a leak on exit if we dont free the image we created in the
draw function. add a destructor and free images on exit.

* compositor: destroy wlroots types on exit

there are a few types not being destroyed on exit and causing a leak on
exit in wlroots reported by asan, add those.

* cursormgr: ensure we destroy cursor mgr on exit

add a destructor and call wlr_xcursor_manager_destroy on the manager on
destruction, leak reported by asan.

* keybindmgr: free state and keymap

add missing keymap_unref on creation, and add a destructor and free the
state on exit. leak reported by asan.

* skeyboard: add destructor and free state

free the state on destruction of keyboard, reported as leak by asan

1 files changed, 1 insertions, 0 deletions

diff --git a/src/debug/HyprNotificationOverlay.hpp b/src/debug/HyprNotificationOverlay.hpp
index 25934734..d086ada9 100644
--- a/src/debug/HyprNotificationOverlay.hpp
+++ b/src/debug/HyprNotificationOverlay.hpp
@@ -39,6 +39,7 @@ struct SNotification {
 class CHyprNotificationOverlay {
   public:
     CHyprNotificationOverlay();
+    ~CHyprNotificationOverlay();
 
     void draw(CMonitor* pMonitor);
     void addNotification(const std::string& text, const CColor& color, const float timeMs, const eIcons icon = ICON_NONE, const float fontSize = 13.f);