make min spread to 100% to disable swap

[yun-yeo]

Summary of changes

Make minimum swap spread one to disable swap operation

Disable IBC channels for Osmosis, Crescent, Juno

Report of required housekeeping

• Github issue OR spec proposal link
• Wrote tests
• Updated API documentation (client/lcd/swagger-ui/swagger.yaml)
• Added a relevant changelog entry: clog add [section] [stanza] [message]

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(FOR ADMIN) Before merging

• Added appropriate labels to PR
• Squashed all commits, uses message "Merge pull request #XYZ: [title]" (coding standards)
• Confirm added tests are consistent with the intended behavior of changes
• Ensure all tests pass

[codecov]

Codecov Report

Merging #760 (7b163cb) into main (25d6113) will decrease coverage by 0.21%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##             main     #760      +/-   ##
==========================================
- Coverage   64.83%   64.62%   -0.22%     
==========================================
  Files         100      100              
  Lines        4596     4611      +15     
==========================================
  Hits         2980     2980              
- Misses       1402     1417      +15     
  Partials      214      214              

Impacted Files	Coverage Δ
app/app.go	0.65% <0.00%> (-0.03%)	⬇️
x/market/keeper/msg_server.go	0.00% <0.00%> (ø)