Bump version to 4.0.3

Author: ForestSageSarah

src/manifest.json

@@ -1,7 +1,7 @@
 {
   "manifest_version": 3,
   "name": "LinkSlinger",
-  "version": "4.0.0",
+  "version": "4.0.3",
   "description": "Select, open, copy, or bookmark multiple links at once. Part of the dontpoke.me toolkit.",
 
   "action": {

src/ui/options/options.html

@@ -151,7 +151,7 @@ <h3 class="about-section-title">Get Involved</h3>
               <a href="https://dontpoke.me/tools/linkslinger" target="_blank" rel="noopener noreferrer" class="link-button glass-button">Visit Website</a>
               <a href="https://github.com/DontPokeMe/linkslinger" target="_blank" rel="noopener noreferrer" class="link-button glass-button">View on GitHub</a>
             </div>
-            <span class="version-info">v4.0.0</span>
+            <span class="version-info">v4.0.3</span>
           </div>
           </div>
         </div>