SDL: wayland: Fixes a memory leak wheere primary selection isn't freed (8b39e)

SDL Commits
1 
From 8b39eb9b1ff885978816dd9663277608187e8676 Mon Sep 17 00:00:00 2001
From: Linus Probert <[EMAIL REDACTED]>
Date: Mon, 24 Apr 2023 20:48:42 +0200
Subject: [PATCH] wayland: Fixes a memory leak wheere primary selection isn't
 freed

(cherry picked from commit 43f65a6ef08a502485c6107b255a9b22c890acd5)
---
 src/video/wayland/SDL_waylandevents.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/video/wayland/SDL_waylandevents.c b/src/video/wayland/SDL_waylandevents.c
index fd2a97115dac..68268cd6c7dd 100644
--- a/src/video/wayland/SDL_waylandevents.c
+++ b/src/video/wayland/SDL_waylandevents.c
@@ -2383,6 +2383,13 @@ void Wayland_display_destroy_input(SDL_VideoData *d)
         SDL_free(input->data_device);
     }
 
+    if (input->primary_selection_device != NULL) {
+        if (input->primary_selection_device->selection_offer != NULL) {
+            Wayland_primary_selection_offer_destroy(input->primary_selection_device->selection_offer);
+        }
+        SDL_free(input->primary_selection_device);
+    }
+
     if (input->text_input != NULL) {
         zwp_text_input_v3_destroy(input->text_input->text_input);
         SDL_free(input->text_input);