Fix memory leak in DRM

Signed-off-by: Slendi <slendi@socopon.com>

src/LunarWM_core.c

@@ -266,6 +266,13 @@ void LunarWM_destroy(LunarWM *wm)
 	LunarWM_wayland_cleanup(wm);
 	cleanup_lua_cfg(wm);
 
+	for (size_t i = 0; i < ARRAY_SZ(wm->wm.workspaces); ++i) {
+		if (wm->wm.workspaces[i].v_windows) {
+			vector_free(wm->wm.workspaces[i].v_windows);
+			wm->wm.workspaces[i].v_windows = NULL;
+		}
+	}
+
 	memset(wm, 0, sizeof(*wm));
 }
 
@@ -425,10 +432,10 @@ void LunarWM_run(LunarWM *wm)
 				wlr_log(WLR_ERROR, "Failed to end OpenXR frame");
 				return;
 			}
-
-			EndDrawing();
 		} else {
 			wm->renderer.camera.fovy = 75;
 		}
+
+		EndDrawing();
 	}
 }