fix: add string trim for PrivValidatorListenAddr string

[jaeseung-bae]

Description

• (Audit issue) add TrimSpace for the string value of PrivValidatorListenAddr
  • Potential problem:
    • The configuration is utilized to ascertain the remote Key Management Service (KMS) through the PrivValidatorListenAddr, which is in string format loaded from the config TOML file. However, it currently lacks a space trim.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 66.54%. Comparing base (1279868) to head (3d05d06).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #768      +/-   ##
==========================================
+ Coverage   66.52%   66.54%   +0.01%     
==========================================
  Files         285      285              
  Lines       37917    37917              
==========================================
+ Hits        25224    25231       +7     
+ Misses      10887    10885       -2     
+ Partials     1806     1801       -5     

Files	Coverage Δ
cmd/ostracon/commands/show_validator.go	72.72% <100.00%> (ø)
node/node.go	61.49% <100.00%> (ø)

... and 11 files with indirect coverage changes

[ulbqb]

ostracon/cmd/ostracon/commands/show_validator.go

Line 29 in df661e9

if config.PrivValidatorListenAddr != "" {

Should this be fixed too?

[ulbqb]

Please add issue detail.

[jaeseung-bae]

ostracon/cmd/ostracon/commands/show_validator.go

Line 29 in df661e9

if config.PrivValidatorListenAddr != "" {

Should this be fixed too?

It has been fixed(3d05d06bdb76f5b0e278930564f1a60be4060cec)