Version bump for netbootxyz/ubuntu-squash:mint-19-cinnamon new tag 19.3-0830904d

endpoints.yml

@@ -440,7 +440,7 @@ endpoints:
     flavor: MATE
     kernel: ubuntu-18.04-live-kernel
   mint-19-cinnamon-squash:
-    path: /ubuntu-squash/releases/download/19.2-0830904d/
+    path: /ubuntu-squash/releases/download/19.3-0830904d/
     files:
     - filesystem.squashfs
     os: mint