add logo ascii art

[LemonHX]

Signed-off-by: LemonHX lemonhx@lemonhx.tech

Pull request type

Please check the type of change your PR introduces:

• Bugfix
• Feature
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no api changes)
• Build related changes
• Documentation content changes
• Other (please describe):

What is the current behavior?

Issue Number: N/A

What is the new behavior?

• add ascii art at starting

Other information

[codecov]

Codecov Report

Merging #3269 (afd0cb0) into master (ce27ccd) will increase coverage by 0.23%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #3269      +/-   ##
==========================================
+ Coverage   31.92%   32.14%   +0.23%     
==========================================
  Files         499      499              
  Lines       46240    46197      -43     
  Branches    21206    20898     -308     
==========================================
+ Hits        14756    14845      +89     
- Misses      17417    17760     +343     
+ Partials    14067    13592     -475     

Flag	Coverage Δ
unittests	32.14% <ø> (+0.23%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...m/types/src/account_config/events/config_change.rs	66.67% <0.00%> (-33.33%)	⬇️
test-helper/src/dummy_network_service.rs	22.23% <0.00%> (-14.81%)	⬇️
vm/types/src/language_storage_ext.rs	37.50% <0.00%> (-12.50%)	⬇️
vm/types/src/on_chain_config/vm_config.rs	35.00% <0.00%> (-11.66%)	⬇️
vm/types/src/transaction_metadata.rs	56.72% <0.00%> (-8.95%)	⬇️
...ccount_config/resources/module_upgrade_strategy.rs	34.29% <0.00%> (-8.57%)	⬇️
abi/decoder/src/lib.rs	1.58% <0.00%> (-7.87%)	⬇️
rpc/api/src/contract_api.rs	11.77% <0.00%> (-5.88%)	⬇️
vm/resource-viewer/src/lib.rs	0.66% <0.00%> (-5.26%)	⬇️
vm/natives/src/token.rs	28.89% <0.00%> (-4.44%)	⬇️
... and 100 more

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