chore(deps): Bump QGB contracts version to v2 (backport #2544)

[mergify]

This is an automatic backport of pull request #2544 done by Mergify.
Cherry-pick of cc8a3a8 has failed:

On branch mergify/bp/v1.x/pr-2544
Your branch is up to date with 'origin/v1.x'.

You are currently cherry-picking commit cc8a3a8.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
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Changes to be committed:
	modified:   x/qgb/client/verify.go
	modified:   x/qgb/types/abi_consts.go
	modified:   x/qgb/types/valset.go

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   go.mod
	both modified:   go.sum

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

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[rach-id]

depends on #2543

[codecov-commenter]

Codecov Report

Merging #2545 (e02990a) into v1.x (5f50a54) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             v1.x    #2545   +/-   ##
=======================================
  Coverage   20.33%   20.33%           
=======================================
  Files         138      138           
  Lines       15901    15901           
=======================================
  Hits         3234     3234           
  Misses      12359    12359           
  Partials      308      308           

Files Changed	Coverage Δ
x/qgb/client/verify.go	0.00% <ø> (ø)
x/qgb/types/abi_consts.go	69.23% <ø> (ø)
x/qgb/types/valset.go	0.00% <ø> (ø)