build(deps): Bump github.com/celestiaorg/nmt from 0.19.0 to 0.20.0

Bumps [github.com/celestiaorg/nmt](https://github.com/celestiaorg/nmt) from 0.19.0 to 0.20.0.
- [Release notes](https://github.com/celestiaorg/nmt/releases)
- [Commits](celestiaorg/nmt@v0.19.0...v0.20.0)

---
updated-dependencies:
- dependency-name: github.com/celestiaorg/nmt
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

go.mod

@@ -6,7 +6,7 @@ require (
 	cosmossdk.io/math v1.1.2
 	github.com/celestiaorg/go-fraud v0.2.0
 	github.com/celestiaorg/go-header v0.3.3
-	github.com/celestiaorg/nmt v0.19.0
+	github.com/celestiaorg/nmt v0.20.0
 	github.com/celestiaorg/rsmt2d v0.11.0
 	github.com/cometbft/cometbft v0.37.2
 	github.com/filecoin-project/go-jsonrpc v0.3.1

go.sum

@@ -63,8 +63,8 @@ github.com/celestiaorg/go-header v0.3.3 h1:Y04hdJIJfD5hapyqK0ZQMgMTH5PQGV9YpcIf5
 github.com/celestiaorg/go-header v0.3.3/go.mod h1:H8xhnDLDLbkpwmWPhCaZyTnIV3dlVxBHPnxNXS2Qu6c=
 github.com/celestiaorg/merkletree v0.0.0-20210714075610-a84dc3ddbbe4 h1:CJdIpo8n5MFP2MwK0gSRcOVlDlFdQJO1p+FqdxYzmvc=
 github.com/celestiaorg/merkletree v0.0.0-20210714075610-a84dc3ddbbe4/go.mod h1:fzuHnhzj1pUygGz+1ZkB3uQbEUL4htqCGJ4Qs2LwMZA=
-github.com/celestiaorg/nmt v0.19.0 h1:9VXFeI/gt+q8h5HeCE0RjXJhOxsFzxJUjHrkvF9CMYE=
-github.com/celestiaorg/nmt v0.19.0/go.mod h1:Oz15Ub6YPez9uJV0heoU4WpFctxazuIhKyUtaYNio7E=
+github.com/celestiaorg/nmt v0.20.0 h1:9i7ultZ8Wv5ytt8ZRaxKQ5KOOMo4A2K2T/aPGjIlSas=
+github.com/celestiaorg/nmt v0.20.0/go.mod h1:Oz15Ub6YPez9uJV0heoU4WpFctxazuIhKyUtaYNio7E=
 github.com/celestiaorg/rsmt2d v0.11.0 h1:lcto/637WyTEZR3dLRoNvyuExfnUbxvdvKi3qz/2V4k=
 github.com/celestiaorg/rsmt2d v0.11.0/go.mod h1:6Y580I3gVr0+OVFfW6m2JTwnCCmvW3WfbwSLfuT+HCA=
 github.com/cenkalti/backoff/v4 v4.2.1 h1:y4OZtCnogmCPw98Zjyt5a6+QwPLGkiQsYW5oUqylYbM=