chore: bump `emqx_durable_storage` to 0.1.1

apps/emqx_durable_storage/src/emqx_durable_storage.app.src

@@ -2,7 +2,7 @@
 {application, emqx_durable_storage, [
     {description, "Message persistence and subscription replays for EMQX"},
     % strict semver, bump manually!
-    {vsn, "0.1.0"},
+    {vsn, "0.1.1"},
     {modules, []},
     {registered, []},
     {applications, [kernel, stdlib, rocksdb, gproc, mria]},