Update the version numbers used in reference manual from 5.2.0 to 5.3.1 (#1301)

Update the version numbers used in reference manual from 5.2.0 to 5.3.1
as expected.

Author: ihsandemir

Reference_Manual.md

@@ -220,7 +220,7 @@ Please see [example instructions](https://docs.conan.io/en/latest/getting_starte
 - You need to put the following lines to your `conanfile.txt`:
 ```
 [requires]
-hazelcast-cpp-client/5.2.0
+hazelcast-cpp-client/5.3.1
 
 [generators]
 cmake
@@ -250,22 +250,22 @@ Follow the instructions for your platform:
 * [Windows](#1134-windows-users)
 
 #### 1.1.3.3. Linux and MacOS Users
-Here is how you download and extract version 5.2.0 using the **curl** command:
+Here is how you download and extract version 5.3.1 using the **curl** command:
 ```sh
-curl -Lo hazelcast-cpp-client-5.2.0.tar.gz https://github.com/hazelcast/hazelcast-cpp-client/archive/v5.2.0.tar.gz
-tar xzf hazelcast-cpp-client-5.2.0.tar.gz
+curl -Lo hazelcast-cpp-client-5.3.1.tar.gz https://github.com/hazelcast/hazelcast-cpp-client/archive/v5.3.1.tar.gz
+tar xzf hazelcast-cpp-client-5.3.1.tar.gz
 ```
 
 Alternatively, you may clone the repository and checkout a specific version:
 ```sh
 git clone https://github.com/hazelcast/hazelcast-cpp-client.git
 cd hazelcast-cpp-client
-git checkout v5.2.0
+git checkout v5.3.1
 ```
 
 Once you are in the source directory of the Hazelcast C++ client library, create and change into a new directory:
 ```sh
-cd hazelcast-cpp-client-5.2.0
+cd hazelcast-cpp-client-5.3.1
 mkdir build
 cd build
 ```
@@ -292,7 +292,7 @@ Download and extract the release archive from the
 
 Open a `cmd` window and change into the folder where you extracted the contents of the release archive. Then create and change into a new directory:
 ```bat
-cd hazelcast-cpp-client-5.2.0
+cd hazelcast-cpp-client-5.3.1
 mkdir build
 cd build
 ```