chore: retract previous versions

[julienrbrt]

Closes #125

This will be enforced at next ICS23 tag.

[codecov]

Codecov Report

Base: 39.35% // Head: 38.11% // Decreases project coverage by -1.24% ⚠️

Coverage data is based on head (4880e74) compared to base (9919ce9).
Patch has no changes to coverable lines.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #131      +/-   ##
==========================================
- Coverage   39.35%   38.11%   -1.25%     
==========================================
  Files          16        5      -11     
  Lines        6286     4182    -2104     
  Branches       85        0      -85     
==========================================
- Hits         2474     1594     -880     
+ Misses       3456     2275    -1181     
+ Partials      356      313      -43     

Flag	Coverage Δ
go	38.11% <ø> (ø)
typescript	?

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Impacted Files	Coverage Δ
js/src/specs.ts
js/src/proofs.ts
js/src/generated/codecimpl.js
js/src/ics23.ts
js/src/compress.ts
js/src/testvectors.spec.ts
js/src/ops.ts
js/src/ops.spec.ts
js/src/testhelpers.spec.ts
js/jasmine-testrunner.js
... and 1 more

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[tac0turtle]

We should see if this is breaking for ibc versions

[julienrbrt]

We should see if this is breaking for ibc versions

I don't think it's breaking as retracting a version does not prohibit it to be downloaded if already imported by a package.