build(deps): Bump github.com/attestantio/go-builder-client from 0.6.2 to 0.6.3 (#3678)

Bumps [github.com/attestantio/go-builder-client](https://github.com/attestantio/go-builder-client) from 0.6.2 to 0.6.3.
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/attestantio/go-builder-client/commit/b078ca0f327a84d027ee4dd4aecd4d5c2c5b0260"><code>b078ca0</code></a> Merge pull request <a href="https://redirect.github.com/attestantio/go-builder-client/issues/46">#46</a> from attestantio/add_version_header</li>
<li><a href="https://github.com/attestantio/go-builder-client/commit/ff7b3f7530d96db2f3035d79c365002997b0443d"><code>ff7b3f7</code></a> Send eth-consensus-version headers</li>
<li>See full diff in <a href="https://github.com/attestantio/go-builder-client/compare/v0.6.2...v0.6.3">compare view</a></li>
</ul>
</details>
<br />


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Author: dependabot[bot]

go.mod

@@ -3,7 +3,7 @@ module github.com/obolnetwork/charon
 go 1.24
 
 require (
-	github.com/attestantio/go-builder-client v0.6.2
+	github.com/attestantio/go-builder-client v0.6.3
 	github.com/attestantio/go-eth2-client v1.15.2
 	github.com/coinbase/kryptology v1.5.6-0.20220316191335-269410e1b06b
 	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.4.0

go.sum

@@ -54,8 +54,8 @@ github.com/antlr4-go/antlr/v4 v4.13.1 h1:SqQKkuVZ+zWkMMNkjy5FZe5mr5WURWnlpmOuzYW
 github.com/antlr4-go/antlr/v4 v4.13.1/go.mod h1:GKmUxMtwp6ZgGwZSva4eWPC5mS6vUAmOABFgjdkM7Nw=
 github.com/apapsch/go-jsonmerge/v2 v2.0.0 h1:axGnT1gRIfimI7gJifB699GoE/oq+F2MU7Dml6nw9rQ=
 github.com/apapsch/go-jsonmerge/v2 v2.0.0/go.mod h1:lvDnEdqiQrp0O42VQGgmlKpxL1AP2+08jFMw88y4klk=
-github.com/attestantio/go-builder-client v0.6.2 h1:OUaZlVBApQv5+VWiJGhpgk2fC2eeVsvPZF8ob7ibrHQ=
-github.com/attestantio/go-builder-client v0.6.2/go.mod h1:f8wi3HzuPxfJoi2PirpJK3yZhte4SavDgKJbRrKoB1Q=
+github.com/attestantio/go-builder-client v0.6.3 h1:iKkmLVdlkM35EB9u++xZc0N0xF7ogILsvTvmYa59peY=
+github.com/attestantio/go-builder-client v0.6.3/go.mod h1:f8wi3HzuPxfJoi2PirpJK3yZhte4SavDgKJbRrKoB1Q=
 github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
 github.com/benbjohnson/clock v1.3.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
 github.com/benbjohnson/clock v1.3.5 h1:VvXlSJBzZpA/zum6Sj74hxwYI2DIxRWuNIoXAzHZz5o=