fix: check multisig key list to prevent unexpected key deletion

[tkxkd0159]

add verifyMultisigTarget

Description

closes: #717

Motivation and context

How has this been tested?

Test by CLI with the audit scenario.

Screenshots (if appropriate):

Checklist:

• I followed the contributing guidelines and code of conduct.
• I have added a relevant changelog to CHANGELOG.md
• I have added tests to cover my changes.
• I have updated the documentation accordingly.
• I have updated API documentation client/docs/swagger-ui/swagger.yaml

[codecov]

Codecov Report

Merging #737 (f5683ee) into main (da194c7) will decrease coverage by 0.03%.
The diff coverage is 100.00%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #737      +/-   ##
==========================================
- Coverage   62.08%   62.05%   -0.04%     
==========================================
  Files         877      877              
  Lines       98970    98964       -6     
==========================================
- Hits        61450    61414      -36     
- Misses      33900    33933      +33     
+ Partials     3620     3617       -3     

Impacted Files	Coverage Δ
client/keys/add.go	70.00% <100.00%> (+3.48%)	⬆️
x/token/validation.go	70.90% <0.00%> (-16.37%)	⬇️
x/token/msgs.go	30.96% <0.00%> (-5.59%)	⬇️
crypto/keys/internal/ecdsa/privkey.go	82.45% <0.00%> (-1.76%)	⬇️
x/collection/msgs.go	41.29% <0.00%> (-1.67%)	⬇️
x/foundation/genesis.go	83.21% <0.00%> (-0.46%)	⬇️
x/foundation/keeper/genesis.go	96.77% <0.00%> (-0.41%)	⬇️
x/wasm/keeper/keeper.go	85.80% <0.00%> (-0.37%)	⬇️
x/foundation/keeper/member.go	95.00% <0.00%> (-0.21%)	⬇️
x/foundation/client/testutil/suite.go	97.68% <0.00%> (-0.17%)	⬇️
... and 3 more

[loin3]

This PR does not seem to implement second recommended check Check if the Multisig contains the same name that will be overridden, and return an error to remind the users of trying a different name..