[gnome] Add new extensions

gnome/.local/share/gnome-shell/extensions/junk-notification-cleaner@murar8.github.com/metadata.json

@@ -0,0 +1,15 @@
+{
+  "_generated": "Generated by SweetTooth, do not edit",
+  "description": "Delete notifications for an application when its window is focused or closed.",
+  "name": "Junk Notification Cleaner",
+  "settings-schema": "org.gnome.shell.extensions.junk-notification-cleaner",
+  "shell-version": [
+    "46",
+    "47",
+    "48",
+    "49"
+  ],
+  "url": "https://github.com/murar8/junk-notification-cleaner",
+  "uuid": "junk-notification-cleaner@murar8.github.com",
+  "version": 6
+}