subcommands do not support --version flag

[macfarla]

Description

As a besu dev, I want subcommands to support -V and --version so that I can see version info even when using subcommands.

Acceptance Criteria

• version info displays even using subcommand

Steps to Reproduce (Bug)

1. besu blocks -V

Expected behavior: [What you expect to happen]

Actual behavior: [What actually happens]

➜  besu git:(typo) besu blocks import -V
➜  besu git:(typo) besu blocks  -V
➜  besu git:(typo) besu  -V
besu/v21.7.3-dev-2aaa4e53/osx-x86_64/oracle_openjdk-java-11

Frequency: [What percentage of the time does it occur?]
100%

[mrupk]

I would like to work on this issue.

[macfarla]

👋 Hi @mrupk are you still interested in working on this?

[svzdvd]

I'm working on this issue...

[macfarla]

@svzdvd yay! Shout out in Discord if you get stuck! And don't forget to signoff every commit - you can setup git to do it automatically - https://wiki.hyperledger.org/display/BESU/DCO