[Migration Assistant] Add version command for migration console command reference (opensearch-project#10567)

* Add version command for migration console command reference

Signed-off-by: Tanner Lewis <lewijacn@amazon.com>

* Apply suggestions from code review

Signed-off-by: kolchfa-aws <105444904+kolchfa-aws@users.noreply.github.com>

---------

Signed-off-by: Tanner Lewis <lewijacn@amazon.com>
Signed-off-by: kolchfa-aws <105444904+kolchfa-aws@users.noreply.github.com>
Co-authored-by: kolchfa-aws <105444904+kolchfa-aws@users.noreply.github.com>

Author: 2 people

_migration-assistant/migration-console/migration-console-commands-references.md

@@ -108,6 +108,15 @@ console tuples show --in /shared-logs-output/traffic-replayer-default/[NODE_ID]/
 ```
 {% include copy.html %}
 
+## Show version
+
+Displays the version of the currently installed Migration Assistant.
+
+```sh
+console --version
+```
+{% include copy.html %}
+
 ## Help option
 
 All commands and options can be explored within the tool itself by using the `--help` option, either for the entire `console` application or for individual components (for example, `console backfill --help`). For example:
@@ -121,6 +130,7 @@ Options:
   --json
   -v, --verbose       Verbosity level. Default is warn, -v is info, -vv is
                       debug.
+  --version           Show the Migration Assistant version.
   --help              Show this message and exit.
 
 Commands: