upgrade go module to v2

[jhernandezb]

No description provided.

[codecov-commenter]

Codecov Report

Merging #523 (ec7cc35) into main (b5f2337) will not change coverage.
The diff coverage is n/a.

❗ Current head ec7cc35 differs from pull request most recent head d327a71. Consider uploading reports for the commit d327a71 to get more accurate results

@@          Coverage Diff          @@
##            main    #523   +/-   ##
=====================================
  Coverage   9.34%   9.34%           
=====================================
  Files         52      52           
  Lines       7277    7277           
=====================================
  Hits         680     680           
  Misses      6549    6549           
  Partials      48      48           

Impacted Files	Coverage Δ
app/app.go	85.25% <ø> (ø)
x/alloc/keeper/grpc_query.go	0.00% <ø> (ø)
x/alloc/keeper/keeper.go	71.15% <ø> (ø)
x/alloc/keeper/msg_server.go	100.00% <ø> (ø)
.../alloc/keeper/msg_server_create_vesting_account.go	0.00% <ø> (ø)
x/alloc/keeper/params.go	100.00% <ø> (ø)
x/claim/keeper/claim.go	69.40% <ø> (ø)
x/claim/keeper/genesis.go	87.50% <ø> (ø)
x/claim/keeper/grpc_query.go	0.00% <ø> (ø)
x/claim/keeper/hooks.go	41.93% <ø> (ø)
... and 10 more

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