Clean up confusing wording in ASan documentation (#453)

pages/Crashes and Bugs/_index.md

@@ -53,7 +53,7 @@ recommended to do in tty
 clone wayland (`git clone --recursive https://gitlab.freedesktop.org/wayland/wayland`)
 clone hyprland (`git clone --recursive https://github.com/hyprwm/Hyprland`)
 
-add these envs to reset ASAN_OPTIONS for children and set LD_PRELOAD:
+add these envs to your Hyprland config to reset ASAN_OPTIONS for children and set LD_PRELOAD:
 ```
 env = ASAN_OPTIONS,detect_odr_violation=0
 env = LD_PRELOAD,/usr/lib/libasan.so.8.0.0
@@ -66,6 +66,9 @@ meson ./build --prefix=/usr --buildtype=debug -Db_sanitize=address
 sudo ninja -C build install
 ```
 
+The Wayland build will likely fail citing missing dependencies such as Doxygen, these
+dependencies will likely be available from your distros package manager.
+
 hyprland:
 ```
 cmake --no-warn-unused-cli -DCMAKE_BUILD_TYPE:STRING=Debug -DWITH_ASAN:STRING=True -S . -B ./build -G Ninja