chore: update emqx depency version (#200)

Author: urvashijain18

gg/rebar.config

@@ -2,9 +2,10 @@
 %%  SPDX-License-Identifier: Apache-2.0
 
 {deps, [
-  {emqx, {git_subdir, "https://github.com/emqx/emqx.git", {tag, "v5.1.1"}, "apps/emqx"}},
-  {emqx_ctl, {git_subdir, "https://github.com/emqx/emqx.git", {tag, "v5.1.1"}, "apps/emqx_ctl"}},
-  {emqx_utils, {git_subdir, "https://github.com/emqx/emqx.git", {tag, "v5.1.1"}, "apps/emqx_utils"}}
+  {emqx, {git_subdir, "https://github.com/emqx/emqx.git", {tag, "v5.1.2"}, "apps/emqx"}},
+  {emqx_ctl, {git_subdir, "https://github.com/emqx/emqx.git", {tag, "v5.1.2"}, "apps/emqx_ctl"}},
+  {emqx_utils, {git_subdir, "https://github.com/emqx/emqx.git", {tag, "v5.1.2"}, "apps/emqx_utils"}},
+  {emqx_durable_storage, {git_subdir, "https://github.com/emqx/emqx.git", {tag, "v5.1.2"}, "apps/emqx_durable_storage"}}
 ]}.
 
 {relx, [